Sony SPP-A968 - Manual (Page 27)

Telephone Features
Telephone Features
27 US
Paging
You can page the handset from the base unit.
Note that you cannot page if the handset is in use.
To page
Press (HANDSET LOCATOR).
The handset rings.
When you keep pressing
(HANDSET LOCATOR), the
handset rings continuously.
Note
You cannot page the handset when its RING switch is set to OFF.