Plantronics PL-72913-01 - Plantronics ear kit for CS70 and Voyager 510
"Plantronics 72913-01, The Plantronics 72913-01 ear tip kit for CS70 includes 2 foam eartips and 3 gel eartips. 72913-01 Features: Ear Tip Kit, 2 Foam Eartips, 3 Gel Eartips, For Use w/ Plantronics Models: CS70, CS70 HL10, CS70N, CS70N HL10"