Feature:1. 38 Music Songs, 4 Level Volume: Caregiver pager has 38 music songs to choose from, 4 levels of volume adjustment, and transmitter and receiver can be paired at will.2. Wide Application: Caregiver pager can be used in situations such as pagers for the elderly, wireless doorbells, greeters, and one click calls for hospital patients.3. Long Range Distance: Wireless caregiver pager has ultra long distance transmission and 330m/1082.7ft open space reception.4. High Sensitivity: Press the button to get the alarm button, and the penetration effect is excellent. There are alarms on floors 13 when the wall is 50m/164.0ft long.5. Plug and Plug: Caregiver pager is plug and play, easy to use. Just plug the receiver into the power outlet, which is very convenient to use.Specification:Item Type: Wireless Caregiver PagerMaterial: ABSWireless Receiving Distance: Approx. 330m/1082.7ft (Open Area)Wireless Frequency: 433MHZMode: Two By OneBuilt in Battery of Remote Control: 1x23A Alkaline Battery 60mAh.Package List:2 x Host 1 x Remote Control 1 x Manual