Lost your "2.5mm to 3.5mm audio jack adapter" that comes with your Xbox One Stereo Headset Adapter? You don't need one! And you don't need to a new set of headset adapter! This replacement cable allows you to directly connect your Turtle Beach headset to an Xbox One Stereo Headset Adapter. There's no need for a "2.5mm to 3.5mm audio jack adapter"! Cable Length: Approx. 3 ft. Ear Force Surround Sound Headset Compatibility: PX5, PX4, XP500, XP400, X42, X41, DX12, DX11, DXL1, Call of Duty Black Ops II TANGO, Call of Duty Black Ops II X-RAY, Call of Duty MW3 Delta. Ear Force Stereo Headset Compatibility*: PX3, X12, X11, XL1, X32, X31, XP300. *Requires RCA OUT (stereo) jacks on television or audio receiver. Compatible with other headsets that use with 2.5mm female connectors. NOTEs: 1. This product doesn't include an "Xbox One Stereo Headset Adapter". 2. This only includes a cable used for connecting a Turtle Beach headset to the "Xbox One Stereo Headset Adapter". Our Guarantee: If you are not satisfied with the product you received, send it back to us within 30 days and we will issue you a refund! 3. Not compatible with Astro Headsets but may be connected with MixAmp. Xbox One is a registered trademark of Microsoft Corp. Turtle Beach is a registered trademark of VTB, Inc ienza is a registered trademark. Use of the ienza trademark without the prior written consent of ienza, LLC. may constitute trademark infringement and unfair competition in violation of federal and state laws. ienza products are developed as cost-effective alternatives to OEM parts. They are not necessarily endorsed by the OEMs.