Highlights:

This wireless doorbell plays your choice of 36 melodies from old favorites like"DingDong"to Christmas carols and classic chimes.
Set includes outside doorbell (3"LX1.9"WX0.8"H) and portable in-home receiver (3.1"LX2.9"W) for use anywhere in your home.
Uses one 12-volt and 23A ALKALINE battery(included) and comes with mounting hardware.This wireless doorbell can be used for
variety of uses,including home,office or between floors within the same house, Ideal to have it on the side of the bed for elderly,
or sick people.

Wireless Doorbell Specifications:

1.Hardware Features: Wireless
2.Working power consumption: ≤ 5W
3.Power supply(receiver): AC 110/240V
4.Frequency: 315MHz±0.5MHz 433MHz±0.5MHz
5.Maximum Operating Range: Up to 300 feet (OPEN AREA)
6.Battery required, included,1X12V 23A(ALKALINE BATTERY)
7.Detection Distance: up to 165 feet indoors (depending on how many obstacles there are between the doorbell and the receiver.

Packing List:

2 x Screws
1 x An owner's manual
1 x Plug in chime(Receiver)
1 x Double-Sided Adhesive Tape
1 x Doorbell Push Button (Transmitter)
1 x 12V A23 Alkaline battery for transmitter

Warning:

The functions of this wireless doorbell can be affected under the condition of electromagnetic interference,iron gate,
the dry and humidity of the weather,also the battery condition and the signal shielding condition and so on.

Cautions:

Please better to install a good quality alkaline battery but not a short-life carbon zinc batteries(easy to leak the electrolyte).
Please better not open up the wireless doorbell if not a professional,because may damage the electronic components in it.
Please better not take the wireless doorbell in the rain or prolonged exposure to the sun or close to the metal objects.
The Operating distance will be changed depends on the around environment.

• Doorbell push button/transmitter IP44 waterproof,can be used in outdoors
• This doorbell operates at a range of up to 390 feet(open space) and up to 160 feet detection distance.(through obstacles )
• Wireless Doorbell Features:Easy to install.wireless,easy to mount on wall.Pleasant ring tone,Aesthetic push button,Plug in, wire free
• Long-term operation,battery of the push button can be used for over 15 months,and plug in receiver working power consumption less than 5W
• The sound of the ring doorbell is loud enough to be heard in all parts of the house,Music volume adjustable,has 4 volume settings and 36 Melodies to be chosen

Doorbell push button/transmitter IP44 waterproof,can be used in outdoorsDigitalboy