[Dual 3.5 mm
PC Headset Jack]: Adapter cable with dual 3.5 mm PC Headset jack to RJ9 Desk Phones Jack for Avaya Cisco. This cable only support TRS jack cable can not work with 2 in 1 integrated headset. [ 3.5 mm Female to
RJ9 Cable]: Please use PC Headset compatible with most VOIP phone that have a RJ9/RJ10/RJ22 headset jack. DO NOT compatible with RJ11. [Rj9 to 3.5 mm adapterPortable
Length]: The length is only 10.6 inches making signal transmission more stable.
[Not For RJ11]: Not Compatible With RJ11.
[Customer Service Online]: To save your time and avoid mismatches please make sure that your phone port is compatible with this adapter before purchasing. Welcome to contact our customer service before ordering.
[Important Note]: It can not work with 2 in 1 integrated headset. Otherwise there will be a situation that one port is not available.
[Support TRS]: The cable only support TRS jack. Please check your headset before purchase.