LIOTOIN Wireless Caregiver Pager Elderly Alarm Call Button Liotoin caregiver emergency call system, giving you more freedom! Previous page Next page 1 Plug-in Caregiver Pager 2 Call Button Pairing Method of Plug-in Caregiver Pager and Call Button Step 1 1. Press the ringtone button to select your favorite ringtone Step 2 2. Press and hold the 'Volume button' for 5 seconds Step 3 3. Press the call button to pair Step 4 Press the call button and the receiver will sound the ringtone you have selected.