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, Cisco SPA300, SPA500 and SPA900 series and Polycom SoundPoint IP 321, 331 and 335 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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