GSM intercom for Apartment voice intercom and door access controller
Battery operated for power off alarm
5 Digital LED house number display
DC12V power input (AC100-240V power input also can be customized)
Keypad for house number input for calling
Maximum 500 house and each house with 2 call number
Water proof push button on the front panel,and LED flashing for status
Smart lock designed for the intercom box safety
Whole body rain proof design
Robust thick ABS box
Stainless steel front panel
Inside panel of GSM intercomSpecifications:Power inputDC12VWorking frequency850/900/1800/1900MHzOutputDouble relay outputInputDouble alarm input