Poly CA12CD-S Console Interface Cable (Poly 68331-01 or HP 8K6R9AA) Corded Headsets An adaptive power system optimizes

An adaptive power system optimizes for range and talk time by automatically downshifting to low power when the headset is close to the base to save battery life

5 mm headset jack for cell and cordless phones

Savi 82905-11 Over-the-Ear headset with Black CradleThe Plantronics Savi 82905-11 contains a Savi 730 Over-the-Ear headset with a black charging cradle

Supports leading softphone vendors

and includes a convertible headset with a hot swappable battery (CS545-XD) for unlimited talk time

Poly CA12CD-S Console Interface Cable (Poly 68331-01 or HP 8K6R9AA) Corded Headsets An adaptive power system optimizesPoly CA12CD S console interface cable