Wireless Waterproof Doorbell for Hearing Impaired - CallToU 1000FT Range, Portable & Battery-Powered with Vibrating Receiver and Flashing LED Color:Black Press Volume Button until hear

Press Volume Button until hear a "Ding"

Receiver: Unlike battery-operated doorbells

Even at 0 dB

so all you need to do is plug the receiver into any standard outlet

Baby Monitor Included Components ‎Charger Item Weight ‎13

Wireless Waterproof Doorbell for Hearing Impaired - CallToU 1000FT Range, Portable & Battery-Powered with Vibrating Receiver and Flashing LED Color:Black Press Volume Button until hearPortable Wireless Doorbells Hearing impaired doorbell has a back clip can be placed in the belt or pocket to carry around, without the restrictions of the socket more convenient to remind, when someone comes to visit, from anywhere in the house can hear the call, suitable for the elderly who are hard of hearing and friends with hearing problems (need to use batteries) 4 Modes for You to Choose Deaf doorbell flashing light has: 1,ringing + vibration