1.H.264 4ch SD Card Mobile DVR
2.Designed for Vehicle,car dvr,bus dvr
3.Support up to 2x32G SD card
4.Easy installation and shock resistance
Detailed introduction to H.264 4ch SD card Mobile DVR/Vehicle dvr,4ch car dvr,bus dvr:
High resolution H.264,SD card Max.32GB * 2pcs,Compact size and easy installation
Operating language: Chinese/ English
Operation contact surface: Present in figures and diagrams menu operation contact surface(OSD menu)
Cryptosecurity:After the manager password management(manager establishes),user cannot change content.
Video input:4ch video input 1.0V,p-p,75Ohm
Video output:1ch output 1.0V,p-p,75Ohm
Video frequency demonstration:Single picture/four picture demonstration
Video frequency standard: PAL service pattern:25/seconds,CCIR625 TVL,50 field; NTSC service pattern:30/seconds,CCIR525 TVL,60field
Audio infut:4ch audio frequency inputs
Image compression:H.264,Invariable symbol stream(VBR)
Image form:CIF/HD1/D1 may choose
Audio frequency class standard:ADPCM
Date Storage:8kb/s
Serial interface:Supports 1 RS232 connection,refers to the DB44standard;Supports 1 RS485 connection,refers to the DB44stsndard.