Bluetooth 5.0 nano USB adapter, achieving faster and wider connection range. - Model: UB5A - Bluetooth Version: Bluetooth 5.0 Thank you for viewing. This item is sold on Amazon for 1200 yen. I opened it once but no longer need it, so I am listing it. I connected it to a PC only once. Please purchase with the understanding that this is a personally stored item and no claims or returns will be accepted.