General description ANNKE 4K 16CH Expandable NVR with 5MP Wireless Security Camera System includes 8 WiFi cameras designed for comprehensive home and business security. This system offers high-definition video recording and playback, ensuring clear visibility of your surroundings at all times. Technical specifications Video Format: H.264+ IP Video Input: 16CH Wireless Video Output: HDMI (Up to 4K) Audio Output: Support Max Recording Resolution: Up to 8M Max Playback Resolution: Up to 8M Max Playback Channel: 4CH Max Playback Capacity: 4CH 5MP/2CH 8MP Hard Drive: 1 SATA interface, Up to 8TB capacity (2.5 & 3.5 inches) External Interface: RJ45x1 (10/100M) Wireless Antenna: 3 Ports (2.4G & 5.8G dual-band, IEEE802.11b/g/n/ac) USB: USB2.0x2 Housing: Metal for main part Operating Power: DC12V Power Consumption: 6 W (Without HDD) Working Temperature: 14 °F ~ 131 °F / -10 °C ~ 55 °C Dimensions (W X H X D): 260 X 245 X 47 mm Weight (Without Hard Disk): 760 g (Without HDD) Camera Video