Factory wholesale Best Hd Car Camera - AHD 4CH HDD 3G4G WiFi GPS Mobile DVR Bus Truck Car MDVR Vehicle Surveillance System – Dragon Bridge

Based on digital video compression storage and 3G video wireless transmission technology, SD card large capacity storage, built-in standby battery, multi-channel data interface and alarm interface, it can extend satellite positioning monitoring. It is a fully functional vehicle borne        3G/4G digital video recorder.

Features：

1.Modular functional design, truly integrated digital video storage (Digital, Video, Record)

2.4 video input, 4 channel audio input, the realization of vehicle real-time, full range of audio and video surveillance and video.

3.It can configure WCDMA, EVDO, TD-SCDMA, various 3G communication modules and TD-LTE, FDD-LTE and 4G communication modules, so as to realize real-time video wireless transmission.

4.Patent design of SD card front protection device and unique file storage mechanism to ensure large capacity storage of data in the vehicle harsh environment safe and reliable.

5.abundant intelligent interface, which can be connected with original vehicle and travel data recorder.

6.Scalable GPS/ Beidou dual mode satellite positioning. (optional)

7.It can extend WIFI, realize hot spot sharing, approach, automatically upload historical video and so on

8.Low power consumption, power saving mode <25mA, built in high-capacity standby battery

9.The power supply voltage is up to 60V, which is more suitable for vehicles with poor working conditions in China

Functions：

1.Video function: using H.264 video compression technology to realize 4 way image real-time monitoring, timing record, event recording, alarm recording function, image resolution D1/Half, D1/CIF optional.

2.Double SD card storage: double card large capacity SD storage image, use patent file format to record strong correction function, adapt to vehicle environment, video and data file security, single card capacity 128G.

3.The image transmission function: through the 3G/4G wireless network, real-time transmission of surveillance video, dual bitstream transmission, speed adjustable. You can upload, capture and alarm pictures.

4.Analysis of multimedia function: the multimedia recording and analysis software, can realize the synchronization of audio and video playback 4 playback, storage, editing, conditions of adding characters, geographic information and driving record overlay function, event analysis and record extraction function.

5.Signal detection and control: 3 switch signal input (including one pulse signal input), 1 way relay control output. Intelligent and forced power off control, camera power control, and defined alternate output control.

6.Multi-channel digital communication interface: 2 way RS232 interface, 1 way RJ45 interface, extensible WIFI interface, can realize PTZ control, image download, all kinds of on-board intelligent equipment wired and wireless access.

7.Multi center, multi IP access: support multi IP connection, can send information to several management center IP, video transmission.

8.Cloud Guardian function: support remote fault diagnosis and debugging, remote automatic program maintenance, remote parameter configuration, terminal operation statistics and other remote “cloud” guardian function.

9.Voice assistant: can install the external signal line, the external device and set the parameters of automatic detection, the use of voice interaction detection Installation Tips, help installation personnel to install self, to ensure that the equipment is installed correctly.

Parameters：