... 420tvl SONY CCD 5.Power:DC 12v MV H6815WH.264 compression.1/3inch 420tvl SONY CCD sensorNo need to install software ... ,Firefox,chromeSuper Client1,4,9,16,25,36, 64,81-channel , no user limited , centralized monitor, remote record and playback , Skype ... visionEffects30 Φ5 LEDs IR Distance:20mAudioEncode formatsG.711/G.726Inputone channel linear input /Microphone Input, normal connector Of 3.5mmOutputone ...