Built-in Antenna, LED and loud speaker (Buzzer) with a response time less than 0.2 seconds.

Frosted surface proximity card reader. It is durable and water resistant, and it has longer reading distance, with very low power consumption.

Metal structure design, anti-vandal card and PIN reader with digital backlit keyboard. Doorbell button can offer independent operation of any doorbell system.

Metal structure design, anti-vandal card reader with high Anti-jamming feature and low power consumption.

Open by fingerprint, it is fast and convenient. It has a capacity of 1,000 fingerprints. Zinc alloy case, durable, anti-vandal