LUAMB
Wireless Doorbell by LUAMB 1,000ft Range Loud Enough with 5 Volume Levels and 52 Chimes LED Flashing,1 Push Button and 2 Receiver.
SURFOU
Wireless Doorbell, Waterproof Door Bell Battery Operated at 1300 ft Kits with 1 Plug in Receiver 2 Push Chime transmitters Remote Buttons, 55 Chimes 5 Volume, Loud Enough for Home Classroom, Black
TECKNET
TECKNET Wireless Doorbell, Self-Powered Doorbell with 2 USB Ports, IP65 Waterproof Door Bells, Cordless Door Chime Kit with 60 Chimes, 5 Adjustable Volume and 1300Ft Range for Home Classroom Office
SECRUI
10% off
SECRUI Wireless Doorbell with 2 Receivers 2 Push Buttons, Easy installation, Adjustable Volume, 58 Chimes, Colorful LED, 1000Ft Range, M520+F55, Black