When Connecting to a Controller.<br> 1. Make sure the audio Output setting in your system is “headset”.<br> 2.Plug 3.5 mm cable into the controller directly which has a 3.5 mm audio port.<br><br> When Connecting to a PC.<br> The Y Splitter Adapter ( Included )Audio Cable is needed when using the kids headphones on computer.<br> When Connecting to a Xbox one.<br> New Xbox One with a 3.5mm interface controller (GamePad) can be matched with this headset with 3.5mm plug.<br>The Old Version of Xbox One without a 3.5mm interface controller (GamePad) need an extra Adapter which has a 3.5mm interface (Not Included) to match with this headset.<br><br> When connecting to other devices, please refer to the user instrucion.<br> <br><br> Specifications:<br> Headset interface: 3.5mm 4pin <br> Cable length: Approx 2.1m±0.15<br> Color: Blue-Black<br> Package size: 183*207*89mm/ 7.21*8.15*3.5in<br> Package weight: 390g / 1.1Lbs<br><br> Package:<br> 1*gaming headset<br> 1*operating instructions<br> 1*3.5mm Headphone Splitter Adapter<br>