Aiphone CCS-1A Single Door Answering Intercom System Chime Com

Convenient box set with master station and door station 2-wire system can reuse existing door bell wire Door button illuminated for night time use Voice and chime tone volume controls Power Source 12~16V AC – use PT-1210NA12~24V DC, 160mA – use PS-1225UL Communication Push-to-talk (simplex) Wire Type Door Station or Sub Station to Master Station: 245'(22AWG), 490'(18AWG) The Aiphone CCS-1A ChimeCom 2 single-door answering system maintains security by enabling audio communication with a visitor without opening the door. The door intercom can be connected to preexisting doorbell wiring for simple installation. The door intercom has a call button that is backlit for visibility and activates a muted chime on the door intercom itself as well as a two-tone chime on the white plastic master intercom to alert the master intercom operator. The master intercom has a push-to-talk button that receives audio from the door intercom once released. The audio transmission times