NICKSTON 2pcs Black Earhooks for Plantronics Explorer 220 235 240 242 243 245 320 330 340 350 360 370 380 390 395 Voyager 520 521 835 M20 M24 M50 Bluetooth Headset Earloop Clip Replacement Parts 2pcs Black Earhooks for Plantronics Explorer 220 235 240 242 243 245 320 330 340 350 360 370 380 390 395 Voyager 520 521 835 M20 M24 M50 Bluetooth Headset Earloop Clip Replacement Parts