Interra’s new silver colored Linux Villa Type Outdoor Intercom Station with name tag, mechanical button and password keypad is suitable for villas, residences, offices etc. Provides intelligent access control in places. 8 administrator passwords can be added to unlock the door, and when equipped with an optional unlock module, two relay outputs can be connected to control two locks. Its weatherproof and vandal-proof design ensures the stability and service life of the device. It can be powered by PoE or an external power supply.