7/9/10.1inch HD 720p 2.4G Wireless Rear Car Quad LCD Monitor

AHD 720P wireless system , much clearly picture than CVBS signal wireless system.Built in DVR function ,use micro SD card to store,support 1-4 cameras touch button of monitorNo disturb, transmit distance much longer  wireless camerachip 1/3 CMOStransmiter chipMR6790Aworking frequency2400~2525MHZantenna input impedance 50Ωtransmi power consumption20dBmtransmit distance150M as standard ,200M maxRF transmit speed4MbpsModulation ModeFSK/GFSKSpread spectrum modefrequency hoppingfrequency hopping channels125frequency hopping speed1200/SCRC checking 16video resolution720P view angle95 degree horizontalnight view distance>15meterwaterproof IP rateIp69input voltageDC10V(180MA)-60V(60MA)working temperature -30ºC ---70ºC  wireless monitorsize7inch /9inch /10.1inchpanel resolution 1024RGB(H)*600(V)/PAL/NTSCbrightness450cd/M2contrast500:1voltage and currentDC10V(420MA)~60V(80MA)working temperature -20ºC ---+70ºC  85%RHworking frequency2400~2483.5MHZRF transmit speed4MbpsModulation ModeFSK/GFSKSpread spectrum modefrequency hoppingfrequency hopping channels125receiver sensitivity --88dBm@4MHZtransimit speed250m for single image , 150m for quad imagevideo save formatAVI storage128G micro SD card video displaysingle/duplex split/quad splitrecording and replayseparately 4 channelsaudioreal replay and replay by PCMonitor could connect 1-4pcs digital wireless camera , following is the diplay pattern when camera connect 2-4 cameras: Connection drawing of monitor: