Mercusys Bluetooth 5.3 Nano USB Adapter

Mercusys Bluetooth 5.3 Nano USB Adapter, like new, only opened for testing. NOTE: I am not interested in exchanges, so messages regarding this will not be considered, as well as messages with out-of-context proposals. More information via private message. I hand over in person in the Valongo area, subject to availability and location to be agreed upon. Shipping by mail incurs additional postage fees.