Technology partner note:Minimum Order of $114 CA10AManufacturer: Bogen Communications SKU CA10A-261 The Bogen CA-Series Call-In Switches are attractive, functional units for call-in from classrooms or other staff locations to Bogen’s PI35A and SI35A Intercom Systems, Multi-Graphic© Series 115B, 2223, and 2233 Institutional/School Communication Systems, and Multicom 2000® Administrative Communication Systems. The switch is a two-position, rocker-type, single-pole, normally open switch. When pressed, the switch energizes the corresponding annunciator lamp and the call-in tone at the room selector panel, and maintains this condition after the switch is released and until the call is acknowledged by the operator. Please log in to see price or purchase this item Request an account Line Comment Special Price MAC Address Item Uploads: Upload Features:Designed for use with the PI35A, SI35A and MultiGraphic Series 115B/2223/2233 systems SCR holding circuits actuate the annunciator signal and LEDs in BogenÂ’s SBA-Series room selector panels Provide momentary press-to-call