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2.5mm Plug Headset Adapter Cable for Cisco SPA IP Phones – DISCONTINUED

Discontinued – Click for more info

Purchasing for business

  • As an authorized reseller of this product, business discounted pricing is only revealed via email as we cannot show it to the general public.
  • Every business order includes unlimited lifetime support from our Headset Helpdesk, saving you time and money.

QD to 2.5mm cable for connecting Plantronics Headsets to Cisco SPA IP series phones and SpectraLink DECT

  • Manufacture Discontinued – no direct replacement
  • Makes your Plantronics H-series headset compatible with Cisco Linksys SPA 303, 501G, 502G, 504G, 508G, 509G or 525G phones with a 2.5mm port
  • Compatible with corded headsets for IP, not compatible with wireless headsets
  • May be compatible with Cisco SPA models: SPA921, SPA922, SPA941, SPA942, SPA962, SPA921, SPA922, SPA941, SPA942 models (these have not been tested by the manufacturer as of 11/12)
  • Also compatible with SpectraLink DECT wireless phones
  • Shielded cable eliminates buzzing
  • Measures 1 feet
  • Note: 64279-02 is same as 48586-03
  • Also known as the Spectralink 2.5mm cable
  • 30 day manufacturer’s warranty
BTP Model: PL-64279-02
MFR Part: 64279-02

Additional information

Weight 0.0625 lbs
Dimensions 5.5 × 2.5 × 0.5 in


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Manufacture Discontinued.


“It was a pleasure dealing with you on this transaction. You were extremely patient, informative and helpful and were certainly a major factor in my decision to purchase.”Read more

Dennis F. (Philadelphia, PA)