Your search query on "APC Telephone Batteries" returned the following results:

Plantronics EHS Cable APC-43 (Cisco) (38350-13) (3835013) (335586121130)

APC SU700NET Replacement SLA Battery 12V 7.5Ah UPS replacement batteries (194012588185)

2x 12V 7.5Ah SLA Backup Battery for APC UPS XS1500 Replaces PS-1290 and RBC5 (194012624225)

Plantronics APC-43 Electronic Hook Switch Adapter 38350-13 For Cisco Desk Phone (183584372619)

Replacement Battery for APC Smart UPS 1000 SUA1000 (194012586127)

Plantronics Ehs Cable Apc43 cisco (176656921614)