DC917SGL Doorbell with halo light, sleep mode

Never miss a visitor again with a Honeywell Home DC915N doorbell, thanks to a market-leading 5 year battery life, 100m audible range and 200m wireless range. It comes with Sleep mode so you can relax free from disturbance, while the innovative Halo light will alert you when the doorbell can’t be heard. Link two doorbells together for even greater wireless coverage and peace of mind.

• ActivLink technology providing a reliable wireless range of up to 200m,
• Maximum volume of 90dB can be heard up to 100m away.
• Link two doorbells together to boost range up to 400m.
• With adjustable volume and innovative Sleep/Mute mode, which mutes the doorbell indefinitely, or for a prescribed period of 3, 6, 9 or 12 hours
• The Halo Light and LED Strobe provide discreet but effective visual alerts which complement the chosen melody in loud environments, or help to alert when the doorbell can't be heard.
• Compact and beautifully designed in a harmonizing palette of white and grey.
• Secret Knock function which plays a different melody, so you know if it's a family member or friend at the door.
• Reliability and Quality - ActivLink technology, using the 868MHz frequency, extended battery life of up to 5 years, all supported by 2 year product quality guarantee.