This cable will adapt any wireless GN Netcom/Jabra or Plantronics headset system, as well as most other headsets that have an RJ-9 output, to phones that have a 2.5mm headset input jack such as the analog Aastra 9120, Linksys SPA941, SPA942, SPA961, and the new Polycom IP321 and IP331 series phones via this 16" long 2.5mm to modular (RJ9) adapter.
This part is MALE 2.5mm to MALE RJ-9.
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