Capacity: Users 5,000 Events 10,000 Browsers Supported: Chrome Firefox Edge Safari Types of Readers Supported: ZKTeco KR Series readers FR1500-A-ID 3rd party 125kHz & 13.56MHz readers Wiegand OSDP RS-485 readers Other upon request Communication: TCP/IP Wiegand OSDP Number of Inputs: 5 (2 Exit Button, 2 Door Sensor, 1 Aux) Number of Outputs: 3 (2 Form C relay for lock and 1 Form C relay for Aux output) Weight: 10 lbs (4kg) Recommended Power: 12V DC, 3A (PoE) Dimensions: 14inX 2.5in. X 12in 380mm(L) X 80mm(W) x 280mm(H)