VIVOTEK Indoor 12MP H.265 WDR Enhanced Fisheye Network Camera (VIVOTEK FE9191) - CPU: Multimedia SoC (System-on-Chip), Operating System: Microsoft Windows 10/8/7 Mac 10.12 (Chrome only), RAM: 1 GB, Flash: 256 MB, Resolution: 2816x2816, Image Sensor: 1/1.7" Progressive CMOS in 4000x3000, Video Compression: H.265, H.264, MJPEG, Maximum Streams: 4 simultaneous streams, Audio Capability: Two-way Audio (full duplex), Audio Interface: Built-in microphone, External microphone input, External line output, Network Users: Live viewing for up to 10 clients, Interface: 10 Base-T/100 Base-TX/1000 Base-T Ethernet (RJ-45), Connectivity: RJ-45 cable connector for 10/100/1000 Mbps PoE network connection, 1 x Audio input, 1 x Audio output, 1 x DC 12V power input, 1 x Digital input, 1 x Digital output