Roadragon Bridge 4CH 720P

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Manufacturer: Roadragon Bridge Tech Co Ltd

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.

INFORMATION
FEATURES

Name	Description
Server Port	5451

Hardware characteristics
Hardware architecture	Unique dual core construction, industrial chip architecture
communication mode	WCDMA, EVDO, TD-SCDMA, TD-LTE, FDD-LTE (optional)
reliability design	Power 4 protection, level 4 watchdog
Circuit board protection	Environmental protection, three protection, silica gel protection
DVR performance
Video input	4 channel video input, air interface 75 ohms
Video output	1 channel video output
Coded format	H.264
Resolving power	CIF, HalfD1, D1 optional
Frame rate and bit rate	1-25fps adjustable 32K~20M Bit/s
Audio input	4 channel audio input,
Audio output	1 channel audio output
Coded format	Support AMR, G711, G726, ADPCMA and other coding protocols
Storage mode	Support two SD cards with maximum capacity of 128G
Camera power supply	Air interface with built-in controllable 12V output
Interface performance index
Vehicle detection interface	3 input interface (emergency, ignition, custom can support mileage pulse input or three state input two, select one)
Output interface	1 channel Low level output：250 mA @ DC 12V
communication interface	2 channel rear RS232 interface (1 of which comes with DC5V power output)1 channel RJ45 interface, extensible WIFI wireless interface
technical specifications
working voltage	9～60 V/DC
Limiting voltage	60V/DC
Battery protection voltage	high：9V low：36V
Power reverse resistance voltage	≥100V
Average operating current	Average operating current: 200mA@24V (peripheral power supply)Maximum operating current: 900mA@24V (4 camera working and night vision light on)
Power saving mode	＜25mA DC 24V
temperature characteristic	working temperature -30 ℃ ～ +70 ℃Storage temperature -40 ℃～85℃
humidity	5％～ 95％ non-condensing
Outline size	160×120×42mm (L x W x H)
Shell material	Panel, industrial plastic, aluminium alloy case
Host weight	0.52kg Net weight

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Roadragon Bridge 4CH 720P