Key features

• •【Simple to Set Up】2Receivers 2 Push Buttons,set up in minutes !Just plug the receiver into any standard power outlet and attach the transmitter to the exterior wall with the provided screws or adhesive patch.
• •【1000ft / 300m Wireless Range】Our door chime working range is up to 1000FT/300m in open area,wireless doorbell signal can easily cross through metal doors or walls,you can use it on home,office,garage,store etc,never miss any visitors.
• •【58 Chime & 5 Volume】58 chimes to choose from and 5 level adjustable volume(25 dB to 110 dB) to meet your needs for different occasions,flashing light indicator is easy for people including the hearing impaired to notice, with 2 receivers cover your whole house so no matter where you are you can hear the doorbell.
• •【Energy Saving Transmitter】Wireless doorbell transmitter powered by 12V 23A battery,low power consumption, has the longest life of 3 years ,no need replace the battery frequently ,IP55 dust proof and waterproof, working temperature ranges from-14℉to 140℉(even under the extremely cold condition of North America).
• •【Memory Function & Led Flash】The memory function can help to preserve your last set melody and volume level after a power outage(eg, remove the receiver from the outlet or replace the battery for the transmitter). When someone presses the door bell, the blue light will on. You will not miss a visiter even you wear the earbud .
• •Put the battery into the transmitter and plug receiver into the outlet
• •Press the ♫ button to select the melody you like
• •Long press the volume button of the receiver to enter the pairing mode
• •Press the button of the transmitter to be paired
• •Release the volume button
• •Finish
• •Retain chime and volume settings during power outages
• •No need to configure doorbell settings again if unplugged
• •Over 500 ft wireless range in open area
• •Proven to operate through walls and doors
• •Effective for large homes, apartment buildings, offices & warehouses