2 transmitter buttons triggers (rings) 1 chime unit. (Note: The chime unit can only be configured to ring with the same melody/ringtone for both transmitters.) This is a C Series doorbell.
A practical use case scenario for this product might be if you have an elderly care patient that needs to be able to ring/alert a single main chime unit from two rooms. Another usage scenario may be for a small shop that has a front door and back door.
Over 50+ different ring tones. Operating range of over 500 feet (1000 feet in open area). Four levels of adjustable volume from 25db to 110db.
Remote transmitter button is rated IP33 weatherproof and acceptable for outdoor use. Easily plug receiver into an electrical outlet (no batteries required for main receiver). CE, FCC, RoHS certified.
Includes 1 chime unit and 2 remote transmitter buttons, double sided sticker, anchors, screws, and battery for remote transmitter. (This unit is not compatible with Starpoint L Series)