Description: Brand new and high quality. Function: Suitable for WIN7/8/10 systems. Bluetooth-compatible wireless connection, stable transfer, high performance. USB port and for use, connect, pair, and operate immediately. You can use up to 8 wired controllers, 4 single-channel earphones, or 2 stereo earphones simultaneously. Ergonomic design, compact and lightweight, easy to use. USB receiver only for Xbox-ONE, other accessories shown in the image are not included! Specifications: Product type: Xbox-ONE receiver Material: ABS Dimensions: 1.8x0.8x5cm Black color Quantity: 1 piece Tip: The computer must be a Windows system to use! The original authentic handles for all ONE series are standard, WIN7 WIN8 require manual driver update (after connecting the receiver, go to device manager to find XBOX-ACC manual update and then pairing after successful update) Windows10 system will automatically recognize the code directly! Code matching method is as follows: [How to use] Connect the receiver, since Windows system will automatically recognize the receiver, install the battery in the handle and press the wireless connection button on the front side of the handle (i.e., the code for the key). At this moment, the X-BOX button will turn into a quick blinking state. Press the wireless connection button on the side of the wireless receiver, the indicator light will also blink quickly and you can use it after waiting for a successful connection! [Note] If your Windows system has been manually updated, it still cannot be recognized or there is no vibration etc. This is an issue with your computer system! Update your Windows system correction on your computer, you can use the included Windows Update or use 360 and other software to correct, ensure all corrections are applied, then restart your computer, since Windows system will configure the correction itself, you can solve the problem! Note: No retail packaging. Conversion: 1 cm = 10 mm = 0.39 inch Allow 0-1 cm error due to manual measurement. Ensure you have no objection before purchasing. Due to differences between screens, the image may not reflect the actual color of the product. Thank! Package includes: 1 x USB receiver