1. Long Wireless Range: This wireless doorbell is loud, and reliable, operating range over 150 feet (300 feet in open area), works perfectly in a large house.
2. Pleasant Chimes: This doorbells includes 36 carefully selected ringtones, 4 levels of adjustable volume from 30db - 100db.
3. Easy to use: Forget about wiring, drilling, easily plug chime unit (receiver, no batteries required) into an electrical outlet, install battery into remote transmitter (button) and adhere it to a selected place, and done. Remote transmitter button is rated IP44 weatherproof and acceptable for outdoor use.
4. Practical usage: This wireless doorbell is widely used to train dogs, quiet down classrooms, care for elderly patient, a big house with many rooms, or a big warehouse.
5. Contents: Includes 2 chime unit (receiver) and 1 remote transmitter buttons, double sided sticker, anchors, screws, and battery for remote transmitter.