AVANTEK Doorbell Wireless Cordless with 1 Portable Receiver Battery Powered (Batteries Included), 1000ft Waterproof Door Bell, Door Chime kit with 52 Melodies, 5 Volume Levels CD Quality Sound, BA-11

【CONVENIENT BATTERY-POWERED RECEIVER】: This battery doorbell wireless powered by 3 AAA batteries (included in equipment) so no electric outlet needs to be occupied; simply screw the mounting bracket onto the wall and then hook the receiver on. The doorbells battery operated only pair with other battery-operated doorbell kits, and they do not match other kits or accessories in our store 【300 M/1000 FT ULTRA LONG WIRELESS RANGE】: Will not interfere with other equipment in your home or those of your neighbours; ensures you will never miss a visitor, even if you are a few rooms away or on another floor 【52 CHIMES TO CHOOSE FROM】: 29 mm stereo speaker delivers rich and crisp sound; 5 adjustable volume levels with a maximum setting of 115 dB; press Next or Previous button to easily choose from 52 melodies 【HIGH PERFORMANCE TRANSMITTER】: Ultra-low power consumption; the battery door bell uses CR2032 lithium battery that boasts 3-year maximum lifespan; IP55 dustproof and waterproof rating; works between -4 °F to 140 °F; withstands various harsh weather conditions 【MEMORY FUNCTION】: Remembers your last melody and volume level after the battery replacement; no need to reset to your previous settings; convenient and easy-to-use design for an enhanced user experience, Manufacturer: AVANTEK