... phone monitoring RS485, TV, VGA output Specifications of H.264 CIF Realtime dvr recorders> Up to 4/8/16 cameras with ... masking for each cameraOSDCamera title, time, video loss, camera lock, motion detection, recordingRecordingVideo/Audio CompressionH.264 / G.711Image ResolutionD1/4CIF( ... / 86~106kpaDimensionMini 1U, 325mm×245mm×45mm(W×D×H)Weight1.5KG(without HDD) Dahua H.264 CIF Realtime dvr recorders