VIVOTEK 1CH Video server (VIVOTEK VS8100V2) - CPU: Multimedia SoC (System-on-Chip), Operating System: Microsoft Windows 10/8/7 Mac 10.12 (Chrome only), Power Input: DC 12V, Five-window video motion detection, Flash: 128 MB, On-board Storage: Seamless Recording to MicroSD/SDHC/SDXC card, Video Compression: H.264, MJPEG, Maximum Streams: 3 simultaneous streams, interface: 10Base-T/100BaseTX Ethernet (RJ-45), Audio function: One-way Audio, Interface: External microphone input, Connectivity: 1 x RJ-45 cable connector for 10/100Mbps Network/PoE connection, 1 x Male BNC for analog video input, 1 x RS-485 terminal block, 1 x Audio line input, 1 x DC 12V power output (to camera), 1 x DC 12V power input (to power source)