车载执法记录仪（执法专用摄录系统）执法规范化与刑事技术合规应用介绍
作者：毕思特科技 来源：毕思特科技 浏览数：13 发布时间：2026/4/23 8:41:36
车载执法记录仪（执法专用摄录系统）执法规范化与刑事技术合规应用介绍
【重要合规前置声明】本产品为国家管制类警用执法、刑事侦查专用视音频取证装备，仅面向具备法定执法权限的公安、检察、司法、国安、武警等国家机关及授权执法单位定向研发、生产与销售，不向任何个人、无资质企业及非授权单位提供。本产品的采购、配备、使用、管理与数据存储，必须严格遵守《中华人民共和国人民警察法》《中华人民共和国刑事诉讼法》《中华人民共和国反恐怖主义法》《公安机关现场执法视音频记录工作规定》《警用装备管理条例》等国家法律法规与行业管理规范，视音频数据的采集、存储、调取、使用必须符合刑事诉讼证据规则与执法规范化要求，必须由依法取得执法资格的人民警察、执法人员规范操作，严禁无资质单位和个人违规购置、使用、复制、篡改执法视音频数据，严禁因违规操作导致的证据失效、执法程序违法、当事人合法权益侵害。
产品概述
本车载执法记录仪（执法专用摄录系统），是一款集高清视音频摄录、国密级数据加密存储、多模无线互联、北斗 / GPS 时空定位于一体的专业车载现场取证设备，专为公安执法车辆、特警处突车辆、刑事勘查车辆在移动勤务、复杂现场环境、极端天气条件下的执法取证需求深度优化设计，是公安执法规范化建设、刑事侦查取证、反恐应急处突体系中的核心基础装备。设备可对执法执勤、现场处置、案件勘查、抓捕押解的全过程进行客观、完整、不间断的同步记录，实现对瞬间易失的违法犯罪行为、物证原始状态、执法过程的即时固定与场景还原，既为规范执法行为、强化执法监督提供全程可追溯的客观依据，更为刑事侦查、案件诉讼、司法鉴定提供具备完整法律效力的原始视听证据，是提升执法规范化水平、强化刑事证据采集效能、保障执法公信力的必备刑侦技术装备。
技术原理
设备核心基于数字影像处理、国密级加密存储、多模无线传输技术构建，针对车载移动执法场景做了专项硬件与算法优化。设备通过大广角防抖镜头与高灵敏度 CMOS 图像传感器，实时采集执法现场的光学影像信息，经由专业 ISP 图像处理芯片完成宽动态校正、白平衡优化、防抖降噪、强光抑制等实时处理，适配车辆移动、逆光强光、夜间低照度等复杂拍摄环境；处理后的视音频信号通过 H.264 高效编码压缩，生成高保真、低码率的视频文件与高清照片，适配存储与无线传输需求。
内置国密级加密芯片，对每一段视音频文件同步叠加不可篡改的北斗 / GPS 时空坐标、设备唯一编号、操作人员 ID、时间戳防伪水印，加密后存储于内置防篡改闪存介质中，从硬件层面杜绝数据篡改、删除的可能，完全符合司法证据的真实性、合法性、关联性要求。集成的光敏传感器可自动感应环境照度，在夜间、隧道、室内等低照度环境下自动开启红外补光灯与高亮 LED 补光，实现 0 照度环境下的无红曝清晰摄录；内置北斗 / GPS 双模定位模块，为每一条视音频数据附加精准的时空标签，完整还原执法轨迹与现场位置；通过 3G/Wi-Fi 无线传输模块，可实现执法现场视音频的实时回传，兼容数字 / 模拟对讲机接入功能，实现前端执法现场与后台指挥中心的双向语音联动与可视化指挥调度。
核心功能与合规实战价值
设备具备全高清全时段全天候摄录能力，支持 19201080 全高清视频摄录，最高可拍摄 46083456 分辨率的 1600 万像素高清照片，搭配 130° 大广角镜头，可完整覆盖执法车辆前方及周边的现场环境，无视觉死角，最高支持 60 帧 / 秒高速摄录，可清晰捕捉车辆号牌、人员体貌、违法动作等关键细节，杜绝运动模糊。设备搭载 2800mAh 大容量动力电池，单次充电可实现连续摄录≥14 小时，配合车载电源适配设计，可实现车辆行驶过程中的不间断循环摄录，完全满足全天候执法执勤、长途押解、重大活动全程安保的长时间摄录需求；整机采用宽温域工业级设计，工作温度覆盖 - 40℃~60℃，可适应夏季车内高温暴晒、冬季严寒低温、雨雪沙尘等极端恶劣环境，确保执法全程记录不中断。
设备具备工业级高防护性能与车载场景专项适配，整机达到 IP68 级防水防尘标准，可承受 3 米自由跌落无损坏，针对车载行驶场景做了专项抗震防抖优化，可在颠簸路面、高速行驶、剧烈震动的车载环境下保持稳定工作与清晰成像，不会因车辆震动导致画面模糊、设备故障。集成红外补光灯、高亮 LED 闪光灯、激光定位器三重辅助光源，可满足夜间执法、地下车库、隧道等低照度 / 无光环境下的清晰取证需求，激光定位器可精准指向拍摄区域，确保关键证据无遗漏摄录，完美适配夜间巡逻、设卡盘查、暗处抓捕等执法场景。
设备具备司法级数据安全防护与全流程可追溯管理能力，采用国密级硬件加密存储，所有视音频数据均为加密格式，需通过专属密码与权限管理方可调取、回放，未经授权无法进行复制、篡改、删除操作，设备内置不可篡改的操作日志，可完整记录设备开关机、摄录、回放、数据调取的全流程操作，保障证据链的完整性、连续性与不可篡改性，完全符合《公安机关现场执法视音频记录工作规定》的管理要求，以及刑事诉讼中视听证据的合法性标准，确保证据可被法庭直接采信。设备配备 2.0 英寸 LCD 显示屏，支持一键回放、移动侦测、语音播报等特色功能，执法人员可在现场即时回放摄录内容，快速固定违法犯罪证据，有效应对执法争议与当事人质疑。
设备具备多功能智能化集成与可视化指挥调度能力，内置北斗 / GPS 双模定位模块，可实时记录执法车辆行驶轨迹，并为视音频文件叠加精准的经纬度、时间、速度等时空信息，完整还原执法全过程的时空场景；支持 3G/Wi-Fi 无线传输，可将执法现场的实时画面同步回传至公安指挥中心，兼容模拟 / 数字对讲机接入，支持远程遥控操作，实现指挥中心对前端执法现场的可视化、扁平化指挥调度，尤其在反恐处突、群体性事件、重大案件处置等突发场景中，可让指挥层实时掌握现场动态，快速调整处置方案，大幅提升反恐应急响应与突发案事件处置效率。
合规应用场景
本设备仅可由具备法定执法资格的人员，在授权执法范围内规范使用，核心合规应用场景包括四大类：
一是反恐处突与重大突发案事件现场处置，在暴恐袭击、群体性事件、重大刑事案件、爆炸火灾事故等突发案事件的应急处置中，搭载于特警巡逻车、指挥车、应急处突车辆，对现场态势、警力部署、处置全过程、嫌疑人违法犯罪行为、物证原始状态、人员伤亡情况进行全程不间断同步摄录，既为事后案件复盘、执法责任认定、执法质量监督提供完整的视音频资料，更为刑事诉讼、法庭举证、司法鉴定提供具备完整法律效力的原始视听证据；同时通过实时画面回传功能，实现指挥中心对现场的可视化指挥，快速调配警力资源，提升反恐处突与突发案事件的处置效率与安全性。
二是刑事案件现场勘查与原始证据固定，在命案、涉爆、盗窃、抢劫等刑事案件的现场勘查工作中，从执法车辆赶赴现场途中，即开始记录现场外围环境、交通状况、人员流动、围观人员情况，完整还原案件现场的原始状态，避免因人员进入、现场变动导致的证据灭失；抵达现场后，可对现场保护、痕迹物证原始位置、易损毁物证、现场封锁、勘查操作、物证提取的全流程进行辅助摄录，作为现场勘查笔录、现场照片、现场图的重要视听补充，完整记录物证提取、保管、流转的全过程，保障物证链的连续性与合法性，有效应对庭审中对证据合法性的质证，确保证据的司法效力。
三是要人警卫与常态化巡逻设卡盘查，在执行要人车队护卫、重大赛事会议安保、重点区域治安巡逻、卡口设卡盘查、交通违法查处等常态化勤务时，可自动全程记录执法勤务的视音频信息，既全程监督规范执法人员的执法言行，保障执法行为的规范化、合法化，又能实时固定嫌疑车辆号牌、人员体貌特征、违法犯罪行为、阻碍执行职务、暴力抗法等行为的完整视音频证据，有效应对执法争议，维护执法权威；同时可通过移动侦测功能，对巡逻路线中的异常情况、可疑人员车辆自动触发摄录，提升重点区域治安防控的智能化水平，为案件侦办提供线索与证据。
四是涉案人员抓捕与押解全过程记录，在犯罪嫌疑人跟踪抓捕、跨省异地押解、看守所送押、出所辨认等执法环节中，对抓捕行动的布控、实施、嫌疑人控制、权利义务告知、押解途中的人员状态、执法人员执法行为进行不间断同步记录，既有效防范执法风险，规范执法行为，从源头杜绝刑讯逼供、非法取证等违法行为，又充分保障犯罪嫌疑人的合法权益，同时完整固定抓捕押解过程中的视听证据，确保执法全过程的合法性与规范性，记录内容可直接作为刑事诉讼中的合法证据使用，有效应对庭审中的非法证据排除申请。
核心技术参数
设备摄录性能方面，视频分辨率支持 19201080、1280720 等多档可调，最高帧率可达 60 帧 / 秒，D1 格式下支持 30 帧 / 秒摄录；照片拍摄最高分辨率为 4608*3456，等效 1600 万像素；镜头采用 130° 大广角设计，无明显畸变。设备配备 2.0 英寸 LCD 高清显示屏，集成红外补光灯、高亮 LED 闪光灯、激光定位器三重辅助光源，适配全场景取证需求；内置北斗 / GPS 双模定位模块，可实现精准时空定位与轨迹记录。通讯传输方面，支持 3G/Wi-Fi 无线传输，兼容模拟 / 数字对讲机接入，支持远程遥控操作。防护与续航方面，整机达到 IP68 级防水防尘标准，可承受 3 米自由跌落无损坏，适配车载抗震场景；搭载 2800mAh 大容量电池，单次充电连续摄录时间≥14 小时，支持车载电源供电；工作温度覆盖 - 40℃ ~ 60℃，适配极端环境使用。存储与数据管理方面，标配 16GB/32GB 存储容量，支持容量扩展，视频采用 MOV 格式、H.264 编码存储；具备一键回放、移动侦测、语音播报、不可篡改操作日志记录等特色功能，采用国密级硬件加密，保障数据安全不可篡改。
合规实战应用案例
- 某市公安局特警支队处置一起群体性聚集闹事事件，数十名人员因劳资纠纷聚集在市政府门前，封堵主干道、冲击机关大门，现场情况复杂，极易发生过激行为与冲突。现场处置警力的执法车辆全部配备本车载执法记录仪，从警力抵达现场开始，对现场人员聚集情况、闹事人员的过激行为、民警劝解处置全过程、警力部署情况进行了全程不间断同步摄录，同时通过无线实时回传功能，将现场画面同步传输至市公安局指挥中心，指挥中心根据现场实时画面动态调整警力部署，制定处置方案，实现了精准指挥、柔性处置。事件处置结束后，针对带头闹事、阻碍执行职务、暴力袭警的违法犯罪人员，公安机关以车载执法记录仪记录的完整视音频为核心证据，依法对 12 名违法犯罪人员采取了刑事强制措施，所有视音频证据均被法院全部采纳，违法犯罪人员被依法定罪量刑。本次处置中，本设备的全程不间断摄录、实时回传功能，既为现场指挥调度提供了关键支撑，又为案件办理、法庭诉讼提供了完整、合法的视听证据，同时全程规范了执法行为，有效应对了后续的执法争议，保障了执法公信力。
- 某市公安局刑侦支队侦办一系列跨区域入室盗窃案件，犯罪团伙流窜多地作案，涉案金额巨大，侦查人员通过视频追踪锁定了犯罪团伙的藏匿窝点与作案车辆，制定了周密的抓捕方案。抓捕行动中，侦查车辆全部配备本车载执法记录仪，从跟踪布控、合围抓捕、现场搜查、嫌疑人控制、赃物起获、押解返程的全过程进行了完整、不间断的同步摄录，完整记录了抓捕行动的全部流程，以及作案工具、被盗赃物的原始位置与起获过程，固定了犯罪团伙实施盗窃的完整证据链。案件移送审查起诉后，犯罪嫌疑人当庭翻供，辩称赃物系警方非法搜查、栽赃陷害，公诉人当庭播放了车载执法记录仪记录的抓捕、搜查、赃物起获全过程视音频，完整还原了执法全过程的合法性与物证的原始状态，有力驳斥了犯罪嫌疑人的翻供辩解，法院最终全部采纳了公诉机关提交的证据，以盗窃罪对被告人依法作出了有罪判决。本设备记录的全程视音频证据，为案件的顺利诉讼、定罪量刑提供了关键支撑，有效防范了非法证据排除风险，保障了刑事诉讼的顺利进行。
Application Introduction of Vehicle-Mounted Law Enforcement Recorder (Law Enforcement Special Video and Audio Recording System)
【Important Compliance Pre-Declaration】This product is a state-controlled special police video and audio evidence collection equipment for police law enforcement and criminal investigation. It is only developed, produced and sold for state organs and authorized law enforcement units with statutory law enforcement authority, including public security, procuratorate, justice, state security, armed police and other departments, and will not be provided to any individual, unqualified enterprise or non-authorized unit. The procurement, deployment, use, management and data storage of this product must strictly abide by national laws, regulations and industry management specifications such as the People's Police Law of the People's Republic of China, Criminal Procedure Law of the People's Republic of China, Anti-Terrorism Law of the People's Republic of China, Regulations on On-Site Law Enforcement Video and Audio Recording Work of Public Security Organs, and Police Equipment Management Regulations. The collection, storage, retrieval and use of video and audio data must comply with the criminal procedure evidence rules and law enforcement standardization requirements. It must be operated in a standardized manner by people's police and law enforcement personnel who have obtained law enforcement qualifications according to law. It is strictly prohibited for unqualified units and individuals to illegally purchase, use, copy or tamper with law enforcement video and audio data, and it is strictly prohibited to cause evidence invalidation, illegal law enforcement procedures, and infringement of the legitimate rights and interests of the parties due to illegal operation.
Product Overview
This Vehicle-Mounted Law Enforcement Recorder (Law Enforcement Special Video and Audio Recording System) is a professional vehicle-mounted on-site evidence collection equipment integrating high-definition video and audio recording, national secret level data encrypted storage, multi-mode wireless interconnection, and Beidou/GPS space-time positioning. It is deeply optimized and designed for the law enforcement and evidence collection needs of public security law enforcement vehicles, special police emergency response vehicles, and criminal investigation vehicles in mobile service, complex on-site environments, and extreme weather conditions. It is the core basic equipment in the public security law enforcement standardization construction, criminal investigation and evidence collection, and anti-terrorism emergency response system. The equipment can carry out objective, complete and uninterrupted synchronous recording of the whole process of law enforcement duty, on-site disposal, case investigation, arrest and escort, realize instant fixation and scene restoration of the fleeting illegal and criminal acts, original state of physical evidence, and law enforcement process. It not only provides a fully traceable objective basis for standardizing law enforcement behaviors and strengthening law enforcement supervision, but also provides original audio-visual evidence with complete legal effect for criminal investigation, case litigation, and judicial authentication. It is a necessary criminal investigation technical equipment to improve the level of law enforcement standardization, strengthen the efficiency of criminal evidence collection, and ensure the credibility of law enforcement.
Technical Principle
The core of the equipment is built based on digital image processing, national secret level encrypted storage, and multi-mode wireless transmission technology, with special hardware and algorithm optimization for vehicle-mounted mobile law enforcement scenarios. The equipment collects optical image information of the law enforcement site in real time through a large wide-angle anti-shake lens and a high-sensitivity CMOS image sensor, completes real-time processing such as wide dynamic correction, white balance optimization, anti-shake noise reduction, and strong light suppression through a professional ISP image processing chip, adapting to complex shooting environments such as vehicle movement, backlight strong light, and low illumination at night. The processed video and audio signals are compressed by H.264 high-efficiency coding to generate high-fidelity, low-bit-rate video files and high-definition photos, adapting to the needs of storage and wireless transmission.
The built-in national secret level encryption chip synchronously superimposes non-tamperable Beidou/GPS space-time coordinates, unique equipment number, and operator ID anti-counterfeiting watermark on each video and audio file, which is encrypted and stored in the built-in tamper-proof flash memory medium, eliminating the possibility of data tampering and deletion from the hardware level, fully complying with the authenticity, legality and relevance requirements of judicial evidence. The integrated photosensitive sensor can automatically sense the ambient illumination, and automatically turn on the infrared fill light and high-brightness LED fill light in low-light environments such as night, tunnels, and indoors, to achieve clear shooting without red exposure in 0 illumination environment. The built-in Beidou/GPS dual-mode positioning module adds accurate space-time labels to each piece of video and audio data, completely restoring the law enforcement track and on-site location. Through the 3G/Wi-Fi wireless transmission module, it can realize real-time return of law enforcement site video and audio, is compatible with digital/analog walkie-talkie access function, and realizes two-way voice linkage and visual command and dispatch between the front-end law enforcement site and the back-end command center.
Core Functions and Compliance Practical Value
The equipment has full high-definition, all-time and all-weather recording capability, supports 19201080 full HD video recording, can shoot high-definition photos with a maximum resolution of 46083456 (16 megapixels), matched with a 130° large wide-angle lens, which can completely cover the front and surrounding on-site environment of the law enforcement vehicle without visual blind spots. It supports up to 60 frames per second high-speed recording, which can clearly capture key details such as vehicle license plates, personnel appearance, and illegal actions, eliminating motion blur. The equipment is equipped with a 2800mAh large-capacity power battery, which can achieve continuous recording for ≥14 hours on a single charge. Combined with the vehicle power supply adaptation design, it can realize uninterrupted cycle recording during vehicle driving, fully meeting the long-time recording needs of all-weather law enforcement duty, long-distance escort, and full-course security of major events. The whole machine adopts industrial-grade design with wide temperature range, and the working temperature covers -40℃~60℃. It can adapt to extreme harsh environments such as high temperature exposure in the car in summer, severe cold and low temperature in winter, rain, snow and sand, ensuring uninterrupted recording throughout the law enforcement process.
The equipment has industrial-grade high protection performance and special adaptation for vehicle-mounted scenarios. The whole machine meets the IP68 waterproof and dustproof standard, can withstand 3 meters of free fall without damage. It has special anti-seismic and anti-shake optimization for vehicle driving scenarios, and can maintain stable operation and clear imaging in bumpy roads, high-speed driving, and severe vibration vehicle-mounted environments, without picture blur and equipment failure caused by vehicle vibration. It integrates three auxiliary light sources: infrared fill light, high-brightness LED flash, and laser locator, which can meet the clear evidence collection needs in low-light/lightless environments such as night law enforcement, underground garages, and tunnels. The laser locator can accurately point to the shooting area to ensure that key evidence is recorded without omission, perfectly adapting to law enforcement scenarios such as night patrol, checkpoint inspection, and dark arrest.
The equipment has judicial-level data security protection and full-process traceable management capabilities, adopts national secret level hardware encrypted storage, all video and audio data are in encrypted format, which can only be retrieved and played back through exclusive password and authority management, and cannot be copied, tampered with or deleted without authorization. The equipment has a built-in non-tamperable operation log, which can completely record the whole process of the equipment's on/off, recording, playback, and data retrieval, ensuring the integrity, continuity and non-tamperability of the evidence chain, fully complying with the management requirements of the Regulations on On-Site Law Enforcement Video and Audio Recording Work of Public Security Organs, as well as the legality standard of audio-visual evidence in criminal proceedings, ensuring that the evidence can be directly accepted by the court. The equipment is equipped with a 2.0-inch LCD display, supports one-click playback, motion detection, voice broadcast and other special functions. Law enforcement personnel can immediately play back the recorded content on the site, quickly fix the evidence of illegal and criminal acts, and effectively respond to law enforcement disputes and parties' questions.
The equipment has multi-functional intelligent integration and visual command and dispatch capabilities. It has a built-in Beidou/GPS dual-mode positioning module, which can record the driving track of law enforcement vehicles in real time, and superimpose accurate space-time information such as latitude and longitude, time and speed on video and audio files, completely restoring the space-time scene of the whole law enforcement process. It supports 3G/Wi-Fi wireless transmission, can synchronously transmit the real-time picture of the law enforcement site back to the public security command center, is compatible with analog/digital walkie-talkie access, supports remote control operation, and realizes visual and flat command and dispatch of the front-end law enforcement site by the command center. Especially in emergency scenarios such as anti-terrorism disposal, mass incidents, and major case disposal, it allows the command layer to grasp the on-site dynamics in real time, quickly adjust the disposal plan, and greatly improve the anti-terrorism emergency response and disposal efficiency of sudden incidents.
Compliant Application Scenarios
This equipment can only be used in a standardized manner within the scope of authorized law enforcement by personnel with statutory law enforcement qualifications. The core compliant application scenarios include four categories:
First, anti-terrorism disposal and on-site disposal of major sudden incidents. In the emergency disposal of violent terrorist attacks, mass incidents, major criminal cases, explosion and fire accidents and other sudden incidents, it is installed in special police patrol cars, command vehicles, and emergency response vehicles to carry out uninterrupted synchronous recording of the on-site situation, police deployment, the whole disposal process, the illegal and criminal acts of suspects, the original state of physical evidence, and the casualties. It not only provides complete video and audio data for post-case review, law enforcement responsibility identification, and law enforcement quality supervision, but also provides original audio-visual evidence with complete legal effect for criminal proceedings, court evidence presentation, and judicial authentication. At the same time, through the real-time picture return function, it realizes the visual command of the command center on the site, quickly allocates police resources, and improves the disposal efficiency and safety of anti-terrorism emergency and sudden incidents.
Second, criminal case scene investigation and original evidence fixation. In the scene investigation work of criminal cases such as homicide, explosion-related, theft, and robbery, from the time when the law enforcement vehicle rushes to the scene, it starts to record the surrounding environment of the scene, traffic conditions, personnel flow, and onlookers, completely restoring the original state of the crime scene and avoiding the loss of evidence caused by personnel entry and scene changes. After arriving at the scene, it can carry out auxiliary recording of the whole process of scene protection, original position of trace evidence, easily damaged evidence, scene blockade, investigation operation, and physical evidence extraction, as an important audio-visual supplement to the scene investigation record, scene photos, and scene map. It completely records the whole process of physical evidence extraction, storage and circulation, ensuring the continuity and legality of the physical evidence chain, effectively responding to the cross-examination of the legality of evidence in the trial, and ensuring the judicial effect of the evidence.
Third, VIP security and normalized patrol and checkpoint inspection. In the execution of VIP motorcade escort, security of major events and conferences, patrol of key areas, checkpoint inspection, and traffic violation investigation and other normalized duties, it can automatically record the video and audio information of law enforcement duties in the whole process. It not only supervises and standardizes the law enforcement words and deeds of law enforcement personnel throughout the process, ensuring the standardization and legality of law enforcement behaviors, but also can fix the complete video and audio evidence of suspicious vehicle license plates, personnel appearance characteristics, illegal and criminal acts, obstruction of duty execution, violent resistance to law and other behaviors in real time, effectively responding to law enforcement disputes and maintaining law enforcement authority. At the same time, through the motion detection function, it can automatically trigger recording for abnormal situations and suspicious personnel and vehicles in the patrol route, improve the intelligent level of public security prevention and control in key areas, and provide clues and evidence for case investigation.
Fourth, the whole process recording of arrest and escort of persons involved in the case. In the law enforcement links such as tracking and arrest of criminal suspects, inter-provincial escort, detention center delivery, and out-of-prison identification, it carries out uninterrupted synchronous recording of the whole process of the arrest operation, suspect control, right and obligation notification, personnel status during escort, and law enforcement behaviors of law enforcement personnel. It not only effectively prevents law enforcement risks, standardizes law enforcement behaviors, and eliminates illegal acts such as extorting confessions by torture and illegal evidence collection from the source, but also fully protects the legitimate rights and interests of criminal suspects. At the same time, it completely fixes the audio-visual evidence in the process of arrest and escort, ensuring the legality and standardization of the whole law enforcement process. The recorded content can be directly used as legal evidence in criminal proceedings, effectively responding to the application for exclusion of illegal evidence in the trial.
Core Technical Parameters
In terms of recording performance of the equipment, the video resolution supports multi-level adjustable such as 19201080 and 1280720, the maximum frame rate can reach 60 frames per second, and it supports 30 frames per second recording in D1 format. The maximum resolution of photo shooting is 4608*3456, which is equivalent to 16 megapixels. The lens adopts 130° large wide-angle design without obvious distortion. The equipment is equipped with a 2.0-inch LCD high-definition display screen, and integrates three auxiliary light sources: infrared fill light, high-brightness LED flash, and laser locator, adapting to the full-scene evidence collection needs. It has a built-in Beidou/GPS dual-mode positioning module, which can realize accurate space-time positioning and track recording. In terms of communication and transmission, it supports 3G/Wi-Fi wireless transmission, is compatible with analog/digital walkie-talkie access, and supports remote control operation. In terms of protection and battery life, the whole machine meets the IP68 waterproof and dustproof standard, can withstand 3 meters of free fall without damage, and adapts to the vehicle-mounted anti-seismic scene. It is equipped with a 2800mAh large-capacity battery, the continuous recording time on a single charge is ≥14 hours, and it supports vehicle power supply. The working temperature covers -40℃ ~ 60℃, adapting to the use in extreme environments. In terms of storage and data management, it is standard equipped with 16GB/32GB storage capacity, supports capacity expansion, and the video is stored in MOV format and H.264 encoding. It has special functions such as one-click playback, motion detection, voice broadcast, and non-tamperable operation log recording, and adopts national secret level hardware encryption to ensure data security and non-tamperability.
Practical Application Cases
- The Special Police Detachment of the Municipal Public Security Bureau disposed of a mass gathering and disturbance incident. Dozens of people gathered in front of the municipal government due to labor disputes, blocked the main road, and rushed into the gate of the organ. The scene was complex and prone to radical behaviors and conflicts. The law enforcement vehicles of the on-site disposal police were all equipped with this Vehicle-Mounted Law Enforcement Recorder. From the time the police arrived at the scene, they carried out uninterrupted synchronous recording of the gathering of people on the scene, the radical behaviors of the troublemakers, the whole process of the police's persuasion and disposal, and the deployment of police force. At the same time, through the wireless real-time return function, the on-site picture was synchronously transmitted to the command center of the Municipal Public Security Bureau. The command center dynamically adjusted the police deployment according to the real-time picture of the scene, formulated a disposal plan, and realized accurate command and flexible disposal. After the incident was disposed of, the public security organs took criminal compulsory measures against 12 illegal and criminal personnel according to law, taking the complete video and audio recorded by the vehicle-mounted law enforcement recorder as the core evidence, for the leading troublemakers, those who obstructed the execution of duties, and those who violently attacked the police. All the video and audio evidence was fully adopted by the court, and the illegal and criminal personnel were convicted and sentenced according to law. In this disposal, the whole process uninterrupted recording and real-time return function of this equipment not only provided key support for on-site command and dispatch, but also provided complete and legal audio-visual evidence for case handling and court litigation. At the same time, it standardized the law enforcement behavior throughout the process, effectively responded to subsequent law enforcement disputes, and ensured the credibility of law enforcement.
- The Criminal Investigation Detachment of the Municipal Public Security Bureau investigated a series of cross-regional burglary cases. The criminal gang fled to many places to commit crimes with a huge amount of money involved. The investigators locked the hiding place and the crime vehicle of the criminal gang through video tracking, and formulated a detailed arrest plan. During the arrest operation, all the investigation vehicles were equipped with this Vehicle-Mounted Law Enforcement Recorder, which carried out a complete and uninterrupted synchronous recording of the whole process from tracking and deployment, encirclement and arrest, on-site search, suspect control, stolen goods seizure, and escort return. It completely recorded the whole process of the arrest operation, as well as the original position and seizure process of the crime tools and stolen goods, and fixed the complete evidence chain of the theft committed by the criminal gang. After the case was transferred to the prosecution for review and prosecution, the defendant retracted his confession in court, claiming that the stolen goods were illegally searched and planted by the police. The public prosecutor played the full video and audio recorded by the vehicle-mounted law enforcement recorder in court, which recorded the whole process of arrest, search and stolen goods seizure, completely restored the legality of the whole law enforcement process and the original state of the physical evidence, and strongly refuted the defendant's retraction and defense. The court finally fully adopted the evidence submitted by the public prosecution organ, and made a guilty judgment against the defendant for theft according to law. The whole process video and audio evidence recorded by this equipment provided key support for the smooth litigation, conviction and sentencing of the case, effectively prevented the risk of illegal evidence exclusion, and ensured the smooth progress of criminal proceedings.