TEKCAM Wireless Doorbell Waterproof Door Bells Chimes Kit 1 Push Button and 2 Plug-in Receiver LED Indicator 36 Chimes 4 Level Volume (White)

Wireless doorbell chime kit The easiest and most convenient choice for homes, office buildings, hotels and more. Emergency contact for the elderly, pregnant women, patient etc. Specifications: Wireless Range: 1000 ft / 300 m in the OPEN AIR Tunes: 36 selectable options Volume: 4 level adjustable levels (25dB to 85 dB) Input Voltage: AC 110-240V 50/60Hz Transmitter POWER : 12V(1X23A Battery, included) Transmitter Power Consumption:?10mw Waterproof (Transmitter): IP44 Package Include: 1 x Push Button 2 x Plugin Doorbell Chime 2 x Screws 1 x Double-Sided Adhesive Tape 1 x 12V A23 Alkaline Battery 1 x Flat-head Screwdriver 1 x User Manual Warm Tips: 1. Metal will interfere with the signal and shorten the transmission range. Please avoid environmental factors, such as stucco, metal or concrete walls which might impact the range of the chime. 2.Add on more receivers: Plug in the receiver. Press the volume button (the second button) of the receiver for 3 seconds and hold it, it enters the pairing mode. Then press the doorbell that you want to pair. After the pairing, lose the volume button. 3.Notice: please take out the plastic gasket of insulation before installing the receiver.