![4P4C RJ9 Cable,3.5mm Smartphone Headset to RJ9 Adapter Cable,Adapter Cable Converter for IP Phones Telephone and for Plantronics 4P4C RJ9 Cable,3.5mm Smartphone Headset to RJ9 Adapter Cable,Adapter Cable Converter for IP Phones Telephone and for Plantronics](https://ae01.alicdn.com/kf/H899c165c6fe5430985d3482663e9a718Y/4P4C-RJ9-Cable-3-5mm-Smartphone-Headset-to-RJ9-Adapter-Cable-Adapter-Cable-Converter-for-IP.jpg)
4P4C RJ9 Cable,3.5mm Smartphone Headset to RJ9 Adapter Cable,Adapter Cable Converter for IP Phones Telephone and for Plantronics
![Male RJ9 Plug to Female USB Type A Headset Adapter Compatible with Plantronics Jabra Sennheiser Wired Headsets Male RJ9 Plug to Female USB Type A Headset Adapter Compatible with Plantronics Jabra Sennheiser Wired Headsets](https://img1.wsimg.com/isteam/ip/ef2639c8-69e8-4fb6-b104-8c1a6b6bff0e/ols/61NjoynFeyL.jpg/:/rs=w:1200,h:1200)
Male RJ9 Plug to Female USB Type A Headset Adapter Compatible with Plantronics Jabra Sennheiser Wired Headsets
![Converter Adapter | Converts RJ-9 to 2.5mm for phones that have a 2.5mm jack., (2200-11095-002) | Use with APP-50, APP-51 EHS for Polycom, Connecting telephone devices to 2.5mm headset mini jack Converter Adapter | Converts RJ-9 to 2.5mm for phones that have a 2.5mm jack., (2200-11095-002) | Use with APP-50, APP-51 EHS for Polycom, Connecting telephone devices to 2.5mm headset mini jack](https://cdn11.bigcommerce.com/s-dc251/images/stencil/1280x1280/products/811/3061/RJ9_2.5mm_adapter__41590.1504821415.jpg?c=2)
Converter Adapter | Converts RJ-9 to 2.5mm for phones that have a 2.5mm jack., (2200-11095-002) | Use with APP-50, APP-51 EHS for Polycom, Connecting telephone devices to 2.5mm headset mini jack
![Amazon.com: TENINYU RJ9 4P4C 4 Conductor Straight Modular Telephone Data Extension Flat Cord Cable Silver 7FT 2PACK : Electronics Amazon.com: TENINYU RJ9 4P4C 4 Conductor Straight Modular Telephone Data Extension Flat Cord Cable Silver 7FT 2PACK : Electronics](https://m.media-amazon.com/images/I/61HrgpLiOJL._AC_UF894,1000_QL80_.jpg)
Amazon.com: TENINYU RJ9 4P4C 4 Conductor Straight Modular Telephone Data Extension Flat Cord Cable Silver 7FT 2PACK : Electronics
![D-sub 9 Pin 9p Db9 Female To Rj9 Rj10 Rj11 4p4c Plug Rs232 Serial Communication Cable, Rj9 Rj11 To Com Db9 Female Connect Kable - Pc Hardware Cables & Adapters - AliExpress D-sub 9 Pin 9p Db9 Female To Rj9 Rj10 Rj11 4p4c Plug Rs232 Serial Communication Cable, Rj9 Rj11 To Com Db9 Female Connect Kable - Pc Hardware Cables & Adapters - AliExpress](https://ae01.alicdn.com/kf/H530ac15b1b784dbbac73b14dc42598dbw/D-SUB-9-PIN-9P-DB9-FEMALE-TO-RJ9-RJ10-RJ11-4P4C-PLUG-RS232-SERIAL-COMMUNICATION.jpg)
D-sub 9 Pin 9p Db9 Female To Rj9 Rj10 Rj11 4p4c Plug Rs232 Serial Communication Cable, Rj9 Rj11 To Com Db9 Female Connect Kable - Pc Hardware Cables & Adapters - AliExpress
![Amazon.com: NECABLES 2Pack Short RJ9 Cable 1ft 4P4C Phone Cord Telephone Cable RJ9 / RJ10 / RJ22 4P4C Male to Male Straight for Both Data and Voice Black - 1 Foot : Electronics Amazon.com: NECABLES 2Pack Short RJ9 Cable 1ft 4P4C Phone Cord Telephone Cable RJ9 / RJ10 / RJ22 4P4C Male to Male Straight for Both Data and Voice Black - 1 Foot : Electronics](https://m.media-amazon.com/images/I/613ebGtcNeL.jpg)
Amazon.com: NECABLES 2Pack Short RJ9 Cable 1ft 4P4C Phone Cord Telephone Cable RJ9 / RJ10 / RJ22 4P4C Male to Male Straight for Both Data and Voice Black - 1 Foot : Electronics
![Amazon.com: RJ9 4P4C Telephone Cord 10 Ft. Compatible with AWS Ship Elite Scale Ten Foot : Electronics Amazon.com: RJ9 4P4C Telephone Cord 10 Ft. Compatible with AWS Ship Elite Scale Ten Foot : Electronics](https://m.media-amazon.com/images/I/31GwUodnGWS.jpg)