... Introduction 1. 60MB hard disk and 1GB SD card expansion memory. 2. Different communication protocol between PC ... and device, including RS232/485, TCP/IP, USB, WIFI, DHCP, Web Server. 3. 3 ... fingers per ID. 2. 1. 3 million pixels camera, supporting video online and real time monitoring. 3. Users ... per ID: 10 3. Memory: 60MB, 2GB SD Card 4. Byte amount: Fingerprint:(2KB), Picture(6 KB), ...