Description:Featuring Bluetooth-compatible 5.0 technology, this Bluetooth-compatible adapter can achieve stable connection and transmission distance up to 20m.It is worthwhile to buy this Bluetooth-compatible adapter because it can achieve powerful wireless connection with Bluetooth-compatible devices including mouse, keyboard, speaker, printer, gamepad and so on to help you experience wireless life.Made of high quality ABS material, this product is lightweight and durable to use.The length of the product is 2.8cm, the width is 1.5cm, and the height is 0.8cm.It is compatible for Windows 7/8/8.1/10.Item Name: Bluetooth-compatible AdapterMaterial: ABSModel: RTTL-5.0CChip: Realtek 8761BBluetooth-compatible Version: V5.0Frequency Range: 2.4GHzTransmission Distance: 10-20 MetersVoltage: 5VInterface: USBSupported System: for Windows 7/8/8.1/10Features: Plug and Play, Stable Signal, Long RangeSize Details: 2.8cm x 1.5cm x 0.8cm/1.1" x 0.59" x 0.31" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Bluetooth-compatible Adapter