Number of buttons (tenants): 1 ; Communication: via cable (duplex) ; Main features: Hands free uniphone Second door/gate opening button Door station discrete audio monitoring button ; Power supply: 12 V DC ;
Number of buttons (tenants): 1 ; Communication: via cable (duplex) ; Main features: Second door/gate opening button Intercom button ; Power supply: 12 V DC ;
Number of buttons (tenants): 1 ; proximity reader built-in: 13.56 MHz S50 ; Main features: Keypad backlight buttons ; Communication: via cable (duplex) ; Main features: Second door/gate opening button Volume adjustment ; Power supply: 15 V DC ;