intercom doorbell / Doorbell & Phone Signalers

DB200* Deluxe Wireless Doorbell, Telephone, and Intercom Signaler
The DB200 combination model features a built-in telephone signaler. Just plug the telephone cord into a modular telephone jack (does not draw from phone line power). Uses one 9V battery (not included). (Optional extra doorbell sensor must be purchased for intercoms.) Five year warranty.
* Intercom installations - sensor mounts on intercom over speaker. Sensor picks up magnetic signals, not sound, from intercom's built-in speaker.