Mobile and tablet transfer text and photos without installing drivers.Install the full version of the driver, the computer can be connected to the bluetooth-compatible headset audio.Free drive for Win 8 system and above, but systems for Win 7 and below can support audio only after installed drivers.Portable and mini size, easy to carry and use.Item Name: bluetooth-compatible AdapterMaterial: ABSBluetooth Version: 5.0Features: Mini, Portable, Plug and Play, Easy to UseSize: 13mm x 14mm x 6mm/0.51" x 0.55" x 0.24" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;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