Check the listing for details. GW4208E (Used Network Video Recorder). Condition: Used. Listed at 308.99 USD. NOTE: This is a Used Video Compression H.265/H.264 Video System PAL/NTSC Operation System Linux(embedded) Analog video-input /output 8CH inputs / VGA and HDMI output IP Video Input 4ch,(only IP up to 12ch) Composite Video Input up to 12ch (Analog video + IP video) Audio in/out 8CH inputs /1CH output(RCA) Video Resolution 4K Model: Analog : 8MP（15fps） 5MP（20fps） 4MP/3MP/1080P/720P/960H （30fps） IP : 4MP/3MP1080P/720P Display Feature 1/4/6/8/9/S.E.Q. Recording Resolution Analog :8MP/5MP/4MP/3MP/1080P/720P/960H IP :4MP/3MP1080P/720P Record Speed 4K Model: Analog :8MP:7fps(each ch) 5MP:10fps(each ch) 4MP:15fps(each ch) 3MP:17fps(each ch) 1080P:PAL:25fps(each ch)/NTSC:30fps(each ch) IP : PAL:25fps(each ch)/NTSC: 30fps(each ch) IP-Recording Bandwidth (Maximum input Bandwidth) 32Mbps ~96Mbps( default is 32Mbps, decrease one Analog channel can increase 8Mbps ) Maximum output Bandwidth 96Mbps Maximum decode performance 4K Model: 8MP: 28fps （Max 4CH playback） 5MP: 80ps （Max 8CH playback） 4MP: 120fps 3MP: 136fps 1080P: 240fps 5MP Model: （Max 8CH playback） 5MP: 104fps 4MP: 136fps 3MP: 184fps 1080P: 240fps Record Mode Continuous/Manual/Motion detect Synchronous Playback 8ch Network Type Lan, DHCP, and DDNS HDD interface 1SATA HDD, up to 8TB Multiplex Operation live display, record, playback, backup, and network USB 1xUSB3.0 1*USB2.0(for mouse and backup/upgrade) Sensor & Alarm I/O 8CH inputs /1CH output PTZ yes (RS485) Mobile Surveillance Support Mobile Phones based on iPhone and Android operation system VGA/HDMI 1024*768,1280*720,1280*1024,1440*900,1920*1080(1080P),2560*1440(2K),3840*2160(4K) Power Supply DC 12V/2A Dimensions 300X227X53mm Operating Temp. -10°C~+55°C Humidity 10%~90%