U10P Headset Adapter Cable - Connects into Plantronics or TruVoice QD headsets Our coiled U10P adapter connects into ALL Plantronics and TruVoice Headsets that have a QD (Quick Disconnect) . Simply clip the connections together and plug the RJ9 into the Headset Port on your Telephone. This Adapter will work with all of the phones listed below. Add Freedom to your Headset Coiled U10P Adapter will stretch up to 90 Inches in Length. Compatible With Plantronics and TruVoice QD Headsets Simply Connect adapter included into the Headset as shown above. Simple Connection to Phone Simply Connect the Connection into your Headset and into the Headset Port on the Telephone. Works with the below Polycom Phones Polycom : VVX50 VVX101 VVX150 VVX201 VVX250 VVX300 VVX350 VVX301 VVX310 VVX311 VVX400 VVX401 VVX410 VVX411 VVX450 VVX500 VVX501 VVX600 & VVX601, Soundpoint Models IP301 IP335 IP331 IP335 IP560 IP550 CX300 CX500 CX600 CX700 Soundpoint Models : IP301 IP335 IP331 IP335 IP560 IP550 CX300 CX500 CX600 CX700 Works with the below Avaya/Nortel Phones AVAYA / Lucent : 6402D 6408D+ 6416D+M 6424D+M 8403 8410D 8434DX 4406D+ 4412D+ 4424D+ 4424LD+ 1120 1140 1165 1210 1220 1230 1408 1416 3904 3905 7208 7316 9404 9406 9408 9504 9508 2410 2420 5410 5420 5610 5620 5621 5625 DT1 DT3 DT5 QE4610 4610 4610SW 4612 4620 4620SW 4621 4621SW 4622 4622SW 4625 4625W 4630 4630SW Nortel : T7316 T7316e T7208 Works with the below Mitel Phones Mitel : 5212 5312 5320 5320e 5330 5330e 5340 5340e 5410 5420 550 5540 8528 6910 6920 6930 6940 IP420 IP420G IP480 IP485G Works with all other phones shown below Shoretel : 100 212 212K IP230 230 265 530 560 560G 565 565G 655 420 480 480G 485 Aastra Models: 6757i 6731i 6739i 6755i Allworx: IP 9112, 9204, 9212, 9222, 9224 Adtran : IP321 331 430 650 670 Alcatel-Lucent: 4004 4020 4022 4035 4037 AltiGen: 500 510 600 705 710720 Comdial: 8312 8412 Digium: D40 D45 D50 D70 Gigaset: DE310 DE410 DE700IP DE900IP InterTel: 8520 8560 8600 8620 8660 8662 8690 Axxess Basic Standard Executive