The GSM Access Control is a new type advanced Access
Control system, it supports dial to open the door for user or visitors. By this
new type access control system, no need to install indoor intercom any more to
save wiring and indoor intercom cost. .jpg)
The GSM Access Control inbuilt an industrial quad band
850/900/1800/1900Mhz GSM Module (3G Module is optional), supports up to 1000
authorized phone numbers for maximum 200 room numbers, it is special for
apartment access control.
For authorized users, the GSM Access Control will
reject the call from authorized number then carries out the open door action on
the first 'ring', no call charges. Also, the user can use RFID card to open the
door. 
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