TVT, 5-in-1 DVR video recorder, 4CH 8MP + 2IP, Audio 4/1 Alarm 4/1 1HDD VCA, 4CH 8MP + 2IP (total 6), Audio and Alarm 4 inputs/ 1 output, simultaneous playback of 4 channels. Bandwidth 16/40Mbps, SATA 1xHDD, (up to 10 TB), E-SATA x1, smart functions, motion and perimeter