Video Door Phone With RFID Card And Recording Function

1. Aluminum alloy panel of indoor unit, fashionable and luxury.2. Water & oxidation-proof, durable aluminum alloy made outdoor station3. Water & oxidation-proof, durable aluminum alloy made outdoor station4. The camera could be high definition5. monitor, intercom, unlock, wireless control, code unlock., hand free, monitors talks to monitor6. support 500 ID cards

7. Wireless unlocks distance: 5-10m.8. Suitable most of the electronics lock, with delay unlocks functions.9. Volume, brightness & contrast adjustable.10. easy to install 11. Can be 1&1, 2&1, 1&2, 1&3 systems.        
http://www.doorbellalarm.com/