技术原理

核心功能与实战价值

1. 双路高清星光级影像系统，全天候全场景隐蔽取证能力

    

   设备配备前后双路高清摄像头，均采用 1/1.8 英寸工业级星光级低照度 CMOS 传感器，支持前置 1080P、后置 720P 高清摄录，哪怕在夜间、楼道、室内等光线微弱的环境下，也能获取无拖影、无噪点的清晰画面，实现全天候、多角度的现场证据固定。设备采用可穿戴式隐蔽化设计，尺寸仅 120mm×52mm×45mm，可隐蔽佩戴于胸前、肩章、衣领等位置，在不被嫌疑人察觉的情况下完成第一视角取证，完美适配化装侦查、秘密跟踪等隐蔽侦查场景。整机达到 IP67 级防尘防水标准，可在雨雪、沙尘、高温严寒等恶劣环境下稳定运行，适配野外蹲守、户外抓捕等复杂执法场景。
    
2. 多模加密无线传输与厘米级精准定位，实现前后端实时联动

    

   设备内置 4G 全网通模块与 Wi-Fi 模块，支持公共移动网络、专用无线局域网双链路传输，可实现加密视音频流、报警信息的实时低延迟回传与云端加密存储，哪怕在偏远地区、复杂楼宇环境中也能保持稳定的通信链路。集成北斗 / GPS 双模定位模块，可实现厘米级的设备精确定位，支持执法人员运动轨迹的全程实时上传与历史回放，指挥中心可通过平台实时掌握外勤警力的分布位置、运动状态与现场情况，构建全维度的勤务态势感知体系，实现扁平化、精准化的指挥调度。
    
3. 工业级强固设计与长时续航，适配极端环境与高强度实战任务

    

   整机采用工业级结构设计与高强度抗冲击材料，裸机可通过 2 米高度自由跌落测试，哪怕在抓捕对抗、激烈战术动作等高强度场景下，也能保障设备安全与存储数据的完整不丢失。系统采用极速启动设计，上电至全功能就绪时间小于 3 秒，可应对突发警情、紧急抓捕等场景的快速取证需求，避免错过关键证据采集时机。内置 3.7V 4500mAh 大容量工业级锂电池，可支持连续高清录像约 6 小时、4G 网络实时传输约 3.5 小时以上，配合低功耗待机模式，可满足长时间外勤蹲守、跨区域执法、重大活动全天安保等长时任务需求。
    
4. 一体化智能交互与一键应急报警，保障单兵作战安全与协同效率

    

   设备支持蓝牙耳机无线连接，可实现隐蔽式双向语音通话、多人员集群对讲（PTT），执法人员可在不操作设备的情况下，与指挥中心、协同作战人员保持实时通信，保障战术动作的连贯性与隐蔽性。机身设有实体紧急报警按钮，一键触发即可向指挥平台发送高优先级报警信号，同步回传设备实时位置、现场实时画面，便于指挥中心快速调度周边警力开展支援，最大限度保障一线执法人员的人身安全。同时支持专用手机 APP 通过 Wi-Fi 直连设备，完成设备参数配置、视频实时预览、录像回放与证据导出，便于现场快速证据查看、设备维护与执法流程规范化管理。
    
5. 全流程司法合规设计，从根源保障执法证据的法律效力

    

   设备全程遵循公安执法记录仪相关国家标准设计，内置 128GB 不可拆卸加密 TF 卡，所有采集的视音频数据均绑定唯一设备编号、执法人员编号、实时时间戳、北斗 / GPS 定位信息，采用国密级加密算法存储，无法通过外部设备进行篡改、删除、剪辑，确保证据的原始性、完整性与真实性。采集的视音频资料可直接导出为符合司法规范的证据格式，可作为刑事、行政案件的合法视听证据使用，同时可用于执法过程监督、执法行为规范化管理，既实现了执法过程的全流程留痕，也为应对不实投诉、恶意指控提供了客观、完整的证据支撑。
    

刑事侦查与执法实战应用场景

1. 刑事专案秘密侦查与精准抓捕

    

   在毒品犯罪、电信网络诈骗、黑社会性质组织犯罪等重大刑事专案的化装侦查、跟踪监视、阵地控制、交易现场抓捕等行动中，侦查人员可隐蔽佩戴该设备，以第一视角实时记录嫌疑人的体貌特征、活动轨迹、交易过程、对话内容等关键信息，通过 4G 网络将关键画面即时加密回传至后方专案指挥部，为抓捕时机决策、行动方案调整提供直观、实时的现场依据，同时全程固定案件关键视听证据，为后续案件移送起诉、定罪量刑提供完整的证据链支撑。
    
2. 重大突发案事件现场处置与扁平化指挥

    

   在劫持人质、爆炸威胁、群体性事件、个人极端暴力犯罪等重大突发案事件的现场处置中，一线处置人员、突击队员佩戴该设备，可将核心现场的实时画面、环境声音、人员位置信息同步传输至后方指挥部，便于指挥员实时、精准掌握现场态势变化，快速制定处置方案、下达作战指令，实现 “看得见、喊得应、调得动” 的扁平化指挥，避免因信息传递滞后导致的处置失误。同时设备全程录音录像，客观记录整个处置过程，为后续事件复盘、责任认定、舆情应对提供完整的原始资料。
    
3. 复杂刑事现场远程协同勘查与专家指导

    

   针对偏远地区命案现场、复杂爆炸现场、涉恐现场等专业要求高、处置难度大的刑事犯罪现场，现场勘查人员、法医、排爆人员佩戴该设备，可将现场环境、痕迹物证、勘查过程实时传输给远在指挥中心或实验室的刑事技术、法医、排爆、文件检验等领域专家，实现远程 “现场会诊” 与实时技术指导，解决偏远地区专业技术力量不足的问题，大幅提升现场勘查的规范性、科学性与处置效率，避免因操作不当导致的痕迹物证损毁、关键线索遗漏。
    
4. 执法规范化建设与执法人员权益保障

    

   设备可实现日常执法执勤、治安盘查、案件查处过程的全流程视音频记录，完整还原执法过程的真实情况，既是对执法人员执法行为的有效监督，推动执法规范化建设，也是对执法人员合法权益的有力保障。完整的执法记录可作为应对群众不实投诉、恶意指控、网络舆情炒作的客观证据，还原事件真相，维护执法权威与执法人员的合法权益，同时也可作为执法培训、案例复盘的教学素材，提升一线执法人员的执法能力与规范化水平。
    
5. 重大活动安保与勤务动态管控

    

   在重大国际会议、体育赛事、节庆活动等重大安保任务中，一线安保人员、巡逻警力佩戴该设备，可将执勤点位的实时画面、人员流动情况同步回传至安保指挥中心，实现安保现场的全时段、全覆盖可视化管控；指挥中心可通过设备的实时定位信息，掌握所有执勤警力的分布与动态，针对突发情况实现就近警力的快速调度，提升安保工作的应急处置能力与整体管控效能。
    
6. 跨区域协同作战与勤务管理复盘

    

   在跨区域抓捕、多警种联合执法、异地用警等协同作战任务中，可通过系统实现多前端设备的画面同步回传、集群对讲，实现不同警种、不同区域作战人员的实时信息共享与协同联动，提升跨区域作战的指挥效率与协同配合能力。同时，设备回传的定位信息、运动轨迹、视音频记录，可用于勤务结束后的全过程复盘、作战效果评估与勤务质量考核，实现警务勤务工作的精细化、数据化管理。
    

核心技术参数

实战应用案例

1. 某省公安厅禁毒总队特大跨境贩毒专案侦办中，侦查人员需要对毒品交易现场进行化装侦查与实时取证，由于交易现场环境复杂、嫌疑人反侦察意识极强，传统取证设备极易暴露。侦查人员隐蔽佩戴本系统，在不被嫌疑人察觉的情况下，以第一视角完整记录了毒品交易的全过程、嫌疑人的体貌特征与对话内容，同时通过 4G 加密网络将关键画面实时回传至后方专案指挥部，指挥部根据现场情况精准下达抓捕指令，多组警力同步行动，成功抓获全部涉案嫌疑人，现场查获海洛因 20 余公斤。设备全程记录的视听资料完整、清晰，成为案件定罪量刑的核心关键证据，最终所有涉案人员均被依法判处有期徒刑。
2. 某市发生一起持刀劫持人质突发事件，现场位于闹市区写字楼内，环境复杂，嫌疑人情绪激动，处置难度极大。现场突击队员、谈判专家均佩戴本系统，将劫持现场的实时画面、嫌疑人状态、人质情况同步传输至后方应急指挥部，指挥部组织刑侦、特警、谈判专家远程实时会诊，制定谈判策略与突击处置方案，通过双向语音对讲实时向现场人员下达指令。最终通过精准的现场处置，成功解救人质、制服嫌疑人，未造成人员伤亡。设备全程记录的处置过程，为后续事件复盘、舆情应对提供了完整、客观的原始资料，同时也作为实战教学案例用于特警队伍的战术培训。

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Application Introduction of the Portable Integrated Mobile Law Enforcement Forensics Recording System in Criminal Investigation and Law Enforcement

Technical Principle

Core Functions and Practical Value

1. Dual-Channel HD Starlight-Level Imaging System, All-Weather and All-Scene Concealed Forensics Capability

    

   The equipment is equipped with front and rear dual-channel HD cameras, both of which adopt 1/1.8 inch industrial-grade starlight-level low-illumination CMOS sensors, supporting front 1080P and rear 720P HD recording. Even in low-light environments such as night, corridors and indoors, it can obtain clear pictures without smear and noise, realizing all-weather and multi-angle on-site evidence fixation. The equipment adopts a wearable concealed design with a size of only 120mm×52mm×45mm, which can be concealed and worn on the chest, epaulet, collar and other positions, and complete the first perspective forensics without being detected by the suspect, which is perfectly suitable for concealed investigation scenarios such as disguised investigation and secret tracking. The whole machine meets the IP67 dustproof and waterproof standard, and can operate stably in harsh environments such as rain, snow, sand, high temperature and severe cold, adapting to complex law enforcement scenarios such as field squatting and outdoor arrest.
    
2. Multi-Mode Encrypted Wireless Transmission and Centimeter-Level Precise Positioning, Realizing Real-Time Linkage Between Front and Back Ends

    

   The equipment has a built-in 4G full-network module and Wi-Fi module, supports dual-link transmission of public mobile network and dedicated wireless local area network, and can realize real-time low-latency back-transmission of encrypted audio and video streams and alarm information and cloud encrypted storage. It can maintain a stable communication link even in remote areas and complex building environments. The integrated Beidou/GPS dual-mode positioning module can realize centimeter-level precise positioning of the equipment, support real-time upload and historical playback of the full movement track of law enforcement officers. The command center can grasp the distribution position, movement status and on-site situation of field police forces in real time through the platform, build a full-dimensional service situation awareness system, and realize flat and accurate command and dispatch.
    
3. Industrial-Grade Rugged Design and Long Battery Life, Adapting to Extreme Environments and High-Intensity Practical Tasks

    

   The whole machine adopts industrial-grade structural design and high-strength impact-resistant material. The bare machine can pass the 2-meter free fall test. Even in high-intensity scenarios such as arrest confrontation and intense tactical actions, it can ensure the safety of the equipment and the integrity of the stored data. The system adopts an ultra-fast start-up design, and the time from power-on to full-function readiness is less than 3 seconds, which can meet the rapid forensics needs of emergencies and emergency arrest scenarios, and avoid missing the key evidence collection opportunity. The built-in 3.7V 4500mAh large-capacity industrial-grade lithium battery can support continuous HD recording for about 6 hours and 4G network real-time transmission for more than 3.5 hours. With the low-power standby mode, it can meet the long-term task requirements such as long-time field squatting, cross-regional law enforcement, and all-day security of major events.
    
4. Integrated Intelligent Interaction and One-Click Emergency Alarm, Ensuring the Safety of Individual Combat and Coordination Efficiency

    

   The equipment supports Bluetooth headset wireless connection, which can realize concealed two-way voice call and multi-person trunking intercom (PTT). Law enforcement officers can maintain real-time communication with the command center and coordinated combat personnel without operating the equipment, ensuring the continuity and concealment of tactical actions. The body is equipped with a physical emergency alarm button. One-click trigger can send a high-priority alarm signal to the command platform, and simultaneously transmit the real-time position of the equipment and the real-time picture of the scene, so that the command center can quickly dispatch the surrounding police forces to carry out support, and maximize the personal safety of front-line law enforcement officers. At the same time, it supports the dedicated mobile phone APP to directly connect the device through Wi-Fi, complete device parameter configuration, real-time video preview, video playback and evidence export, which is convenient for on-site quick evidence viewing, equipment maintenance and standardized management of law enforcement processes.
    
5. Full-Process Judicial Compliance Design, Ensuring the Legal Effect of Law Enforcement Evidence from the Source

    

   The equipment is designed in full compliance with the relevant national standards for police body worn cameras, with a built-in 128GB non-removable encrypted TF card. All collected audio and video data are bound with a unique device number, law enforcement officer number, real-time time stamp, and Beidou/GPS positioning information, stored with national secret level encryption algorithm, and cannot be tampered with, deleted, or edited through external equipment, ensuring the originality, integrity and authenticity of the evidence. The collected audio and video data can be directly exported into an evidence format that complies with judicial specifications, and can be used as legal audio-visual evidence for criminal and administrative cases. At the same time, it can be used for law enforcement process supervision and law enforcement behavior standardization management, which not only realizes the full traceability of the law enforcement process, but also provides objective and complete evidence support for dealing with false complaints and malicious accusations.
    

Practical Application Scenarios in Criminal Investigation and Law Enforcement

1. Secret Investigation and Precise Arrest of Major Criminal Projects

    

   In the disguised investigation, tracking and monitoring, position control, transaction scene arrest and other operations of major criminal projects such as drug crimes, telecom and network fraud, and underworld-related crimes, investigators can wear the equipment concealed, record the suspect's physical characteristics, activity track, transaction process, dialogue content and other key information in real time from the first perspective, and encrypt and transmit the key pictures back to the rear project headquarters in real time through the 4G network. It provides intuitive and real-time on-site basis for the decision of arrest timing and adjustment of action plans, and fixes the key audio-visual evidence of the case throughout the process, providing complete evidence chain support for the subsequent case transfer, prosecution, conviction and sentencing.
    
2. On-Site Disposal of Major Emergencies and Flat Command

    

   In the on-site disposal of major emergencies such as hostage-taking, explosion threats, mass incidents, and individual extreme violent crimes, front-line disposal personnel and assault personnel wearing the equipment can synchronously transmit the real-time picture of the core scene, environmental sound, and personnel position information to the rear headquarters, so that the commander can grasp the changes of the on-site situation in real time and accurately, quickly formulate disposal plans and issue combat instructions, and realize flat command of "visible, responsive, and adjustable", avoiding disposal errors caused by delayed information transmission. At the same time, the equipment records audio and video throughout the process, objectively records the entire disposal process, and provides complete original data for subsequent event review, responsibility identification, and public opinion response.
    
3. Remote Collaborative Investigation of Complex Criminal Scenes and Expert Guidance

    

   For homicide scenes in remote areas, complex explosion scenes, terrorist-related scenes and other criminal crime scenes with high professional requirements and difficult disposal, on-site investigators, forensic doctors, and EOD personnel wearing the equipment can transmit the scene environment, trace physical evidence, and investigation process to experts in criminal technology, forensic medicine, EOD, document inspection and other fields in the command center or laboratory in real time, realizing remote "on-site consultation" and real-time technical guidance, solving the problem of insufficient professional and technical force in remote areas, greatly improving the standardization, scientificity and disposal efficiency of on-site investigation, and avoiding the damage of trace physical evidence and the omission of key clues caused by improper operation.
    
4. Law Enforcement Standardization Construction and Protection of Law Enforcement Officers' Rights and Interests

    

   The equipment can realize full-process audio and video recording of daily law enforcement, public security inspection, case investigation and handling, and completely restore the real situation of the law enforcement process. It is not only an effective supervision of law enforcement officers' law enforcement behaviors, promoting the construction of law enforcement standardization, but also a strong guarantee for the legitimate rights and interests of law enforcement officers. The complete law enforcement record can be used as objective evidence to deal with false complaints, malicious accusations, and online public opinion hype from the masses, restore the truth of the incident, safeguard law enforcement authority and the legitimate rights and interests of law enforcement officers. At the same time, it can also be used as teaching materials for law enforcement training and case review to improve the law enforcement ability and standardization level of front-line law enforcement officers.
    
5. Major Event Security and Dynamic Service Management and Control

    

   In major security tasks such as major international conferences, sports events, and festival activities, front-line security personnel and patrol police wearing the equipment can transmit the real-time picture of the duty point and the flow of personnel back to the security command center in real time, realizing full-time and full-coverage visual management and control of the security site. The command center can grasp the distribution and dynamics of all on-duty police forces through the real-time positioning information of the equipment, realize rapid dispatch of nearby police forces for emergencies, and improve the emergency disposal capacity and overall management and control efficiency of security work.
    
6. Cross-Regional Coordinated Operations and Service Management Review

    

   In coordinated combat tasks such as cross-regional arrest, multi-police joint law enforcement, and off-site police use, the system can realize synchronous back-transmission of pictures of multiple front-end equipment and trunking intercom, realize real-time information sharing and collaborative linkage of combat personnel of different police types and different regions, and improve the command efficiency and coordination ability of cross-regional operations. At the same time, the positioning information, movement track, and audio and video records returned by the equipment can be used for the whole process review, combat effect evaluation and service quality assessment after the service, realizing the refined and data-based management of police service work.
    

Core Technical Parameters

Practical Application Cases

1. In the investigation of a major cross-border drug trafficking project by the Anti-Drug Corps of the Provincial Public Security Department, investigators needed to conduct disguised investigation and real-time forensics on the drug transaction scene. Due to the complex environment of the transaction scene and the strong anti-reconnaissance awareness of the suspects, the traditional forensics equipment was extremely easy to expose. The investigators wore the system concealed, completely recorded the whole process of the drug transaction, the physical characteristics and dialogue content of the suspects from the first perspective without being detected by the suspects, and transmitted the key pictures back to the rear project headquarters in real time through the 4G encrypted network. The headquarters accurately issued arrest instructions according to the on-site situation, and multiple groups of police acted simultaneously, successfully arresting all the suspects and seizing more than 20 kilograms of heroin on the spot. The audio and video data recorded by the equipment throughout the process was complete and clear, and became the core key evidence for the conviction and sentencing of the case. Finally, all the suspects were sentenced to fixed-term imprisonment in accordance with the law.
    
2. A knife-wielding hostage-taking emergency occurred in a city. The scene was located in an office building in the downtown area, with a complex environment. The suspect was emotionally excited and the disposal was extremely difficult. The on-site assault team and negotiation experts all wore this system, and synchronously transmitted the real-time picture of the hostage-taking scene, the state of the suspect, and the situation of the hostage to the rear emergency headquarters. The headquarters organized criminal investigation, SWAT, and negotiation experts to conduct remote real-time consultation, formulate negotiation strategies and assault disposal plans, and issue instructions to the on-site personnel in real time through two-way voice intercom. Finally, through accurate on-site disposal, the hostage was successfully rescued and the suspect was subdued without casualties. The disposal process recorded by the equipment throughout the process provided complete and objective original data for subsequent event review and public opinion response, and was also used as a practical teaching case for tactical training of the SWAT team.