KnightsBridge Wireless plug in dual receiver door chime system white

Wireless plug in mains powered door chime solution. Simply plug receivers in desired locations and mount the bell push in desired location - 58 ringtones - Volume control up to 110dB - Eye catching visual alert when doorbell can't be heard - Hassle free installation, no running any wires - Learning code prevents interference from other wireless transmitters - Working Frequency: 433Mhz - Working Temperature: -20 - 50° C 2 x Bell Push - IP55 rated - White with grey button - Door number sleeve - Can be screw mounted or with double sided sticker pads - Battery powered requires 1 x 12V 23A battery (included) - Power consumption: less than 10mW - Range of approx. 150-200m* Receiver - Indoor use only - 230V Plug in receiver - Power Consumption: less than 0.3W - Range of approx. 150-200m* *Dependent on environmentTechnical Specification:Depth (mm): 26.2Dimensions: Height: 81mmWeight: 0.28KgWarranty: 1 Year