Features:Can use existing controllers and accessories for Win 10.Wireless for Bluetooth connection, stable transmission, high performance.USB plug and play, plug in, match, use immediately.You can use up to 8 controllers, 4 single channel headphones or 2 stereo headphones at the same time.Ergonomic design, compact and lightweight, easy to use.Specifications:Item Type: Receiver for One SeriesMaterial: ABSQuantity: 1pcSize: Approx.8.5 x 2.7 x 1cm/3.3 x 1.1 x 0.4inWeight: Approx.30gInstructions:1. Press the matching button on the side of the for One Series handle PC wireless adapter, and the front light will glitter slowly.2. Load the battery for the handle, press the for One Series button, start the handle, and the for One Series button will glitter slowly.3. Hold the pairing button at the top of the handle for 2 seconds. The for One Series button of the handle will be changed from slow blinking to quick flashing, and the pairing will be completed in 2 to 5 seconds.Package List:1 x Receiver for One Series.Note: It is recommended that customers use the product in a location with good signal.Products need to install the driver before use, this does not come with a driver, you need to search for yourself on the website.