Item Type: Wireless Caregiver Pager System <br>Material: ABS <br>Wireless Reception Range: 330m/1082.7ft (Open Area) <br>Wireless Frequency: 433MHZ <br>Mode: One By One <br>Built in Battery :1x23A Alkaline Battery 60mAh <br>Voltage: 100-240V1、Wide Application: Wireless caregiver pager is suitable for medical staff and patients, elderly, pregnant women, children calling for help at home. <br>2、IP55 Waterproof: Caregiver pager wireless call button system is IP55 waterproof and can be used in restaurants, allowing installation in restrooms. <br>3、Portable Design: Wireless caregiver pager is easy to carry, can be put in pocket, can be hung around the neck with pendant (included), fixed hook and loop fasteners (included). <br>4、Long Range: Wireless caregiver pager in the open 330m/1082.7ft reception, 50m/164.0ft through the wall 1?3 floors are loud. Transmitter and receiver can be paired at will. <br>5、Music Selection, Volume Adjustment: Wireless caregiver pager system has 38 music songs to choose from and 4 levels of volume adjustment; plug and play, easy to use.<p>1 x Host&nbsp;</p><p>1 x&nbsp;Wireless&nbsp;Call&nbsp;Button</p><p>1 x Manual</p>