Kensington K33956AM. Brand New.. Product # K33956AM.. Simply plug the Kensington Bluetooth® 4.0 USB Adapter into your computer's USB and you're ready to connect wirelessly with a Bluetooth keyboard, mouse, printer, PDA, cell phone, headset, presentation device and much more. The Bluetooth® 4.0 USB Adapter is so small you can leave it in your laptop's USB port without interfering with its portability... K33956AM