2pcs New Black Earhooks for Plantronics Voyager 520 521 835 Explorer 235 320 395 245 243 242 240 360 370 220 350 340 330 Plantronics M50 M24 M20 Wireless Bluetooth Headset Headsets Ear Hooks Loops Cl 2pcs New Black Earhooks for Plantronics Voyager 520 521 835 Explorer 235 320 395 245 243 242 240 360 370 220 350 340 330 Plantronics M50 M24 M20 Wireless Bluetooth Headset Headsets Ear Hooks Loops Clips Stabilizers Earloops Earclips Replacement Parts