Connected Doorbell and Video Door Phone -Doorbell Call Button Personal Care Alert System Highlights Generic Brand Doorbell Call Button Personal Care Alert System Description: It can be equipped with multiple buttons wireless to answer doorbell, distress, call and outdoor solar sensor, early warning for 100m long distance deployment. Mini size and beautiful appearance. Exclusive distinction of 60 songs music tuning. Can use AAA 1.2V Ni-MH rechargeable battery or 1.5V dry battery. Especially suitable for home, office buildings, households, older places and others, a wide range of uses. Widely used, not only for patient care, it can be used for special purposes, such as bonding, ordinary doorbell, paging, emergency notification, etc. Convenient for transport, the transmitter with lanyard can be carried in a pocket. Just press the button and the receiver will emit a loud sound. Specification: Material: Plastic Size: 80x80x30mm/3.14x3.14x1.18inch Package Include: 1 Piece Wireless Pager Bells 1 Piece Button 1 Piece User Manual 1 Piece USB Line Note: Size for manual measurement, it may be 0-1cm error, belongs to the normal phenomenon. Due to the difference between different monitors, the picture may not reflect the color of the item. THANKS!