Integrated door chime keeps sockets free. 100m (open air) wireless range - suitable for large homes. Adjustable volume up to 80dB - volume button for easy adjustment and mute LED indicator only visual option. LED indicator - visual indication of door chime activation. 6 melodies - a choice of 4 x 'Ding Dong' and 2 x 'Westminster'. Random generated one in a million pairing code for no interference with neighbouring door chimes. Screw cover caps for a sleek appearance. Easy to install - angled, colour coded terminals with captive screws. retrofittable into a standard 25mm socket box. Twin earth for high integrity circuits. Sound level: 80dB. Rating: 12 amp 240V -. Switch type: Single pole. Melody count: 6. Standards: BS1363 - EN62368. Battery powered IP44 rated push button supplied with CR2032 battery. Produced in white moulded urea material with inherent anti-microbial properties that prevents 99% of bacterial growth.