... alarm output Production informationYDAK-9004: 4 channels video input 2 channels audio,compress H.264 100 ... (BNC interface,1VP-P,75Ω)Video Output1 channel multiplex video output(BNC interface,1VP-P,75 ... ×576),VGA output(1024×768),video compression CIF(352×288)Video image qualityimage quality totally has ... operation system(RTOS)Network interface 10M,100M self-adaptive Ethernet portPower supply 220±30%V, ...