TCS CAI1100-0156 CAI1100 hands-free wall unit black Carus Adapto Audio indoor station

Carus Adapto Audio indoor station with 10 function keys, surface-mounted with flush-mounted box, housing made of solid aluminum, hand-finished structural surface, buttons laser-labeled in anodized aluminum, color: black, hands-free function / manually controlled intercom can be activated, automatic hands-free function can be activated after internal call, blue door opener button with activatable floor door opener function, button for call acceptance or toggle button for speaking / listening when intercom is activated, light button, 1 function key ex works: assigned with control function, activatable alternative assignment: internal call, automatic door opener, call forwarding, selection of 13 ring tones, acoustic and optical call differentiation between house door, apartment door and internal call, acoustic door call differentiation for 2 doors, ring tone volume / manually adjustable, ring tone deactivation with optical display, 1 parallel call can be activated, optical short-term storage of door calls, optical busy indicator when there is an existing voice connection, listening privacy and automatic call disconnection, 10 function keys ex works: assigned with control function / activatable alternative assignment: targeted internal call, targeted door intercom, targeted door opening, call forwarding, status display, sensor with binary input, alternating control function (on / off), PTZ camera positions, pull-out label field, audio and video indoor stations can be combined within a system, 3-wire technology required