... protocol.3. Support one key to run recording function.4. Support holiday recording and snapshot setup.5. Support schedule ... *768, 1280*1024, 1024*768, 800*600Tour displaySupportOSDCamera title, time, video loss, camera block, motion detection, recordingRecordVideo/Audio compressionH.264 ... input/Audio output4USB ports5Network port6PTZ port7Power supply port8VGA port 4/8/16 channel h.264 real time dvr