GSM Door Phones of our company have the functions of wireless intercom, remotely opening door, and access control. They overcome the limitation of the wireless doorbell and access control system which can not talk, can not open door remotely, and avoids the trouble of running cables. They mostly reduce the cost of construction and maintenance, also solve the difficult problem of intercom range restricted with other wireless door phones. They are update substitutes for the traditional door phones[...]

The Wireless Lock-controller GP-MA40L is matched to use with the Handset of Wireless Doorphone GP-MA400 of our company. If you have installed the Wireless Doorphone in your house or office as well as installed an electron lock in a gate, with the connection between the Lock-controller and the electron lock, you will be able to open the electron lock remotely by Handset.[...]

Wireless Audio Access Control System - Wireless Doorphone GP-MA601 has the functions of wireless intercom and remotely opening door. It overcomes the limitation of the wireless doorbell and access control system which can not talk, can not open door remotely, and avoids the trouble of run cables indoor. It an update substitutes for the traditional doorbell and access control system. It is suitable used in office, house, villa, or tier building. Product Features: 1. Full duplex audio between Call[...]

Wireless Doorphone GP-MA600 is the third type wireless doorphone of our company which put in markets in 2006. This product has the functions of wireless doorbell, wireless talking and remotely opening door. It is an update substitute for the traditional doorbell. It makes your life and works much more convenience and safe and pleasure. Product Features: 1. INTERCOM: Talks between Base and Handset can be done simultaneously. Let you can know who is the calling in person before you opening door.[...]

Wireless Doorphone GP-MA400 has the functions of wireless intercom and remotely opening door. It overcomes the limitation of the wireless doorbell and access control system which can not talk, can not open door remotely, and avoids the trouble of run cables indoor. It is an update substitute for the traditional doorbell. It is suitable used in family, small or medium-sized office. Product Features: 1. Full duplex audio between Call Station and Handset. 2. Communication range is up to 100 meters[...]