Limited quantity! Ends when supplies run out! Easy installation, no wiring required! Wireless chime that can be used anywhere! ☆Uses ・Ideal for door chimes, caregiving calls, store intercoms, etc. ・Cordless doorbell with a set of parent unit and child unit ☆Set Contents ・Transmitter (push button) x 1 ・Receiver (chime speaker) x 1 ・Double-sided tape for fixing, screws included ※AA batteries (3) for the receiver are sold separately. ☆Colors ・White ・Black (Price is for one color. Please specify your desired color after purchase) ☆Highlights ★Maximum communication distance: Approximately 300m (straight line distance without obstacles)! ★Wireless specification, so you can install it anywhere ★36 melodies to choose from♪ ★4-level volume adjustment function ★2-WAY installation: can be attached to the wall or fixed with screws! ★Compact size and design that blends in anywhere Perfect for situations where you need a "ding-dong♪" signal. Various uses such as for living with elderly family members, homes with distant entrances, and calling for service in stores. It can be used immediately anywhere, so it's also recommended as a gift! 【Size】 Transmitter: Approximately 77 x 46 x 20mm Receiver: Approximately 95 x 65 x 24mm 【Batteries】 Transmitter: 12V23A battery (included: lifespan approx. 2-3 years) Receiver: AA batteries x 3 (sold separately) ※Communication distance may be shorter depending on the usage environment. ※The color may differ from the actual product depending on the monitor environment. Please note.