HOT ! 店内商品がすべてレジにて半額！！ Amazon.com: A10 Intelligent Wireless Doorbell Waterproof HomeSecuritySystems

• With the doorbell function, you will never miss an important visitor
• Adopts a highly sensitive receiver to notify you from a distance
• Easy and easy to install, so you can rest assured even in a wide home
• Press the transmitter on the front door chime to make a call sound and instantly notice it in an emergency
• Wireless chime that can be easily installed without wiring as a call chime in warehouses etc

Never miss a chime sound anywhere in your house.
Indoor door chime. Useful for homes, baths, nursing sites, restaurants, and offices, warehouses, and more.
This doorbell call set adopts a highly sensitive receiver that can be used in building buildings, and can be used with a stable reception on walls, wooden doors, steel doors, etc.
Specifications:
Color: Black.
Operating Range: 300 meters in open area
Volume: 4 levels of 20 - 80 decibels
Kimono Melody: 58 Kimono
Transmitter Size: 3.0 x 1.8 x 0.8 inches (77 x 46 x 20 mm)
Receiver Size: 3.7 x 2.6 x 1.3 inches (95 x 65 x 33 mm)
Receiver Voltage: 110-220V
Transmitter Battery Type: 23A 12V Alkaline Battery (Not Included)

Package List:
1 x Call bell set.