Hama bluetooth usb adapter version 5.0 C2 edr past, the laws 128-bit encryption, to wireless data exchange medium one computer past, the laws one other bluetooth unit, if there used two dongles can there performed directly data exchange medium two computers, 128-bit aes encryption lining sure connection medium devices, bluetooth version 5.0 To fast data transfer, universal bluetooth mini adapter to convenient, wireless data exchange medium one pc or notebook past, the laws andré bluetooth devices f.Example. Smartphone, tablet, speakers etc.. Bluetooth version 5.0 To fast data transfer backwards compatible with version 4.0, 3.0, 2.1, 2.0 Past, the laws 1.2 Class 2, reach up to 20 meter.