IP Recorder (NVR) 4K 32 channels. Input bandwidth of 80 Mbps. 160 Mbps (128 connections) for output transmission. Compression H.265 / H.264 / H.264 + / MPEG4. Simultaneous display of 4 x 4K / 16 x 1080P. Monitor outputs HDMI (4K) and VGA. Audio: 1E / 1S. Alarms: 4E / 1S. Recording resolutions: 12 MP / 8MP / 6MP 3MP / 1080P / UXGA / 720P / VGA / 4CIF / DCIF / 2CIF / CIF / QCIF. 1 x USB 2.0 port, 1 x USB 3.0 port, 1 x RJ45 Ethernet 10/100/1000 Mbps, remote access through free software included, Explorer, iphone, android, access by static IP or DDNS. Dimensions 380 x 290 x 45 mm. Capacity to accommodate 2 HDD x 6 TB max. (not included).