Capacity – Fingerprint: 3,000 templates, Transactions: 100,000 logs; Access Control Interface: 3rd party electric lock, door sensor, exit button, alarm, door bell; Communication: Ethernet, Weigand Input and Output, RS485, USB Host; Display: 3.5in TFT LCD Color Display; Power: 12V DC, 3A; Operating Humidity: 20% : to 80%; Supported Card Formats: ZKAccess, Mifare, HID prox, and HID iClassen