Model BY533 Byron 125m Wireless Twin Plug-in Doorbell kit, The latest model in the Byron BY range offering 125m distance and a night-glow push button. The chimes are plugged into a socket and takes their power from the mains.

[ Click to Enlarge ] 125m range, Metal frames, ( thick walls and UPVC frames will reduce the operating distance). Choice of 6 chime sounds Operates at 434MHz Chimes - plug-in, no batteries required Easy installation Night Glow push button Volume Control Programmed push to chime and self-learning to avoid interference with neighbours chimes Bell push fixings included (both double sided tape and screws) Can operate in a front door / back door mode with a 2nd push (purchased as an extra item). To Listen to Sound Samples, Click Here : [ Sound Samples ] Specifications Dimensions - Door Chime 116 x 78 x 44mm (excluding 3 pins) Dimensions - Bell Push 19 x 31 x 81mm Supplied with 2 plug-in chime units and a single bell push button Chimes can be removed fron a socket without loosing their settings Batteries - Bell push, 1 x CR2032 (supplied) Sound Level dB@1M, 85db Colour - White with white push No of tunes available, 6 Operating frequency, 434MHz. Operating temperature range for all chimes is -5°C to + 40°C. Operating temperature range for all pushes is -5°C to + 40°C. IP Rating, Bell push IP44