E-ub5 Bluetooth Usb Dongle Driver -

Capable of speeds up to 3 Mbps for Bluetooth data and up to 150 Mbps for overall link speed.

The E-UB5 is not a bad dongle; it is just a victim of counterfeit drivers and bad documentation. By using the generic CSR driver (Version 4.0.0.7100) and disabling USB power saving, you can turn a $5 piece of plastic into a perfectly stable Bluetooth 4.0 adapter. e-ub5 bluetooth usb dongle driver