16 channel, 160Mbps bandwidth, up to 5MP decoding, 8ch 1080P preview&playback, 1 VGA/1 HDMI/1 TV, 1 RJ45 (1000Mbps), 3 USB, RS232, RS485, Two-way Talk, Alarm (in/out) 16/6, 3.5"HDD - 4 (up to 16TB), 1 - eSATA (up to 16TB), PoE 16 ports (IEEE802.3af), Support network cameras: Dahua, Arecont Vision, AXIS, Bosch, Brickcom, Canon, Honeywell, Panasonic, Pelco, Samsung, Sanyo, Sony, Vivotek