Innovative Halo light with 7 selectable colours and LED Strobe for visual alerts;Up to 5 year Battery Life;Honeywell ActivLinkTM technology provides a reliable wireless range of up to 200m - Built-in range extender allows you to link a second doorbell, expanded the range up to 400m;Adjustable volume with Sleep/Mute modes;8 digitally enhanced, crystal clear melodies

• Honeywell Series 9 DC915NTW Twin Portable Doorbell Kit with Halo Light and built-in Range Extender

Honeywell Series 9 DC915NTW Twin Portable Doorbell Kit with Halo Light and built-in Range ExtenderHoneywell