In today's rapidly developing era, safety and recording have become indispensable parts of various industries. Whether it's law enforcement duty, security protection, on-site evidence collection, or daily patrols, an efficient and reliable audio and video recorder is an indispensable assistant for working personnel. Shenzhen HuoPro Technology Co., Ltd., as a leading intelligent device manufacturer in the industry, relying on its profound technical accumulation and continuous innovation spirit, has meticulously crafted the HuoPro 4G Smart Audio and Video Recorder DSJ-HLN11A1, aiming to provide users with comprehensive, high-quality audio and video recording solutions.

The HuoPro 4G Smart Audio and Video Recorder DSJ-HLN11A1 is an intelligent device meticulously developed by Shenzhen HuoPro Technology Co., Ltd. in response to market demands, integrating multiple functions such as high-definition recording, real-time video transmission, voice monitoring, and group walkie-talkie. This product not only pursues ultimate portability and durability in design but also achieves a qualitative leap in performance, ensuring users obtain clear and smooth audio and video recording experiences in different environments.

The DSJ-HLN11A1 adopts a compact and lightweight design concept, with overall dimensions of only 85*60*30mm and a bare device weight of just 140g. Even with the back clip attached, it weighs only 157.6g, truly achieving lightweight design. Such design not only facilitates users to carry it around but also reduces burden during prolonged wear, improving work efficiency. Meanwhile, the product casing is made of high-strength materials, featuring good drop resistance and wear resistance, ensuring stable operation even in harsh environments.

Processor and System: The DSJ-HLN11A1 is equipped with the domestic Hisilicon chip Hi3556V200, combined with the Linux + Lite OS dual-system architecture, ensuring efficient operation and stability of the device. Whether processing high-definition video streams or complex data transmission tasks, it handles them with ease and facility.

Screen Display: Equipped with a 2.4-inch High-Definition Touch Screen, the display effect is clear and delicate, and the operation interface is intuitive and user-friendly. Users can easily complete various settings and operations through the touch screen, enhancing usage convenience.

Memory Storage: Comes with standard 32G memory, supporting storage expansion up to 512G, meeting users' needs for long-duration, large-capacity recording. Whether for daily patrols, law enforcement evidence collection, or large event recording, it handles them effortlessly.

Camera Performance: Adopts a single camera design, 2 million pixel fixed-focus ultra-wide-angle lens, video horizontal angle of view 120 degrees, ensuring broad and omission-free shooting. At the same time, it supports multiple video resolution options, including 1440P, 1296P, 1080P, etc., meeting recording needs in different scenarios.

High-Definition Recording and Photography: The DSJ-HLN11A1 supports high-definition recording and photography functions, with photo resolutions available in multiple specifications such as 1920x1080, 1280x720, and the image format is JPEG. The video format is MP4, and the encoding method adopts H.264/H.265, ensuring efficient compression and high-quality restoration of video files. Additionally, it supports a video pre-recording function, which can automatically save video after recording ends, with pre-recording duration customizable, up to a maximum of 500 seconds.

Real-Time Video Transmission and Voice Monitoring: Relying on 4G network technology, the DSJ-HLN11A1 supports 2K, 1080P, 720P high-definition wireless video real-time transmission function, with clear and smooth audio and video, stable and reliable. Users can remotely view on-site situations through terminal devices such as mobile phones or computers, achieving real-time monitoring and command dispatch.

Group Walkie-Talkie and SOS Alarm: The device has a built-in PTT key, supporting group walkie-talkie function. When the device is online, users only need to press and hold the PTT key for real-time voice communication with devices in the same group, releasing it to end the walkie-talkie. This function is particularly useful in scenarios such as team operations and coordinated patrols. Furthermore, the device is equipped with an SOS alarm function. In emergency situations, long-pressing the alarm key sends a distress signal, ensuring user safety.

Protection Level and Durability: The product protection level reaches the IP54 standard, possessing good dustproof and waterproof performance, ensuring stable operation in various harsh environments. Additionally, the device adopts a built-in small battery design, with a battery capacity of 2500mAh/4.35V, supporting fast charging function, fully charging within 4 hours. A single battery provides continuous recording for up to 9 hours, and standby time of 12 hours, meeting users' needs for long-duration use.

With its excellent performance and diverse functional characteristics, the HuoPro 4G Smart Audio and Video Recorder DSJ-HLN11A1 has been widely applied in multiple industry fields. Whether in scenarios such as public security law enforcement, traffic management, urban management, or security patrols, the DSJ-HLN11A1 plays an important role. It not only helps working personnel record on-site situations and collect evidence materials but also achieves remote monitoring and command dispatch through real-time video transmission and voice monitoring functions, providing strong support for team operations and coordinated patrols.

In this era full of challenges and opportunities, Shenzhen HuoPro Technology Co., Ltd. always adheres to the philosophy of "Technology Leads the Future, Innovation Drives Development," committed to providing users with more high-quality and efficient intelligent device solutions. The launch of the HuoPro 4G Smart Audio and Video Recorder DSJ-HLN11A1 is a vivid embodiment and powerful practice of this philosophy. It is not only a high-performance audio and video recorder product but also a trustworthy assistant and reliable partner for users. In the days ahead, let us join hands and move forward together to create brilliance!