AI Computing Power: 2.0 TOPS System Memory: 1G Flash Capacity: 8G Analog Video Input: Up to 4 channels of 1080P AHD Digital Audio – Video Input: 1 channel of IPC Analog Video Output: Analog High – Definition Video Output (AHD) Video Compression Standard: H.264 Video Coding Resolution: 720P Audio Compression Standard: G.711U External Memory: 1 SD card, with a maximum capacity of 512GB Data Network Function: Built – in 4G communication (LTE – TDD, LTE – FDD) WIFI Function: Function extended via an external module Door Switch: Up to 4 channels USB Interface: 1 front – mounted TypeA USB2.0 interface SIM Card: Micro – SIM card Data Interface: 1 RS485, 1 RS232, and 1 CAN 2.0 Antenna: 2 SMA interfaces (for GPS and 4G) Ethernet: 1 RJ45 network port, 10M/100M adaptive Ethernet port