Wantek Corded Telephone Headset RJ9 w/Noise Cancelling Mic, Office Phone Headset For Polycom VVX310 VVX410 VVX411 Avaya 1416 Mitel 5330 ShoreTel 230 Plantronics S12 Allworx NEC Landline Phones(C602S1)

wantec corded telephone headset rj9 with noise cancelling mic office phone headset compatible with polycom vvx 310 vvx 410 vvx 411 abaya 14 16 middle 53 30 shortel 230 plantronics s12 always nec c6002 s1 c compatible phone list in description not for cell phones and computers direct connect landline telephone headsets with microphone only work for some specific phone models from avaya ostra middle short tell plantronics al works nec aspired term nortel pack t8 digium toshiba polycom soundpoint 300 301 335 430 450 500 1 500 550 500 660 600 601 650 670 cx-300 cx-500 cx600 cx-700 vbx300bvx 310 vvx 311 vvx 330vx400vx 410bvx 411 vvx 500 vvx 600 vvx 1500 only by the item in the list superb sound quality wideband sound telephone headphones for landline phones enables excellent sound quality for natural listening experience features noise-cancelling microphone to reduce background noise acousti