Plantronics Telephone Interface Cable (2-Pack) for Savi CS500 Wireless Headsets
For Savi Office CS500 Series & W700 series. Lot of (2) Plantronics Savi CS510 CS520 CS530 CS540 W740 W710. your Plantronics Savi Series. It is also compatible with Savi CS510, CS520, CS530 & CS540 Wireless Headsets as well.