Note: This item is with US plug adapter. Please confirm the voltage of your area before placing an order.DescriptionThe Wireless Infrared Doorbell is a set of infrared sensing electronic guard, which includes one wireless transmitter and one wireless receiver. The transmitter makes use of infrared sensing technology to detect almost every movement and send a signal to the receiver from up to 70m away. You can clearly know your family members who are leaving and coming, and help to detect unwanted people.Features:- Color: White. - Material: Plastic. - Package Size: Approx. 15.6 x 8 x 3.3 cm. - Support Welcome/Doorbell/Alarm mode - Welcome mode applicable to business services, doorbell mode uitable for family courtyard and door, alarm mode use as burglar alarm system. - Receiver host: EU Plug saving design so that it has long lifetime - 38 songs can be choose - Classic and great music makes people happy. - Large range of Infrared induction - Up to 70 meters detection range. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Specifications:- Receiver operating voltage: 110-240V - Transmitter operating voltage: 4.5V (3 AAA batteries) - Music: 38 music options - Volume: three-speed volume adjustment (high, medium, low) - Sound mode: Can be set with sound and no sound (with sound: sound + indicator silent: indicator light) - Working distance: up to 70 meters - Transmitter sensing distance: 3-7 meters
