Mini USB dongle adapter 2.0 wireless Bluetooth for computers and laptops

Arrived and turned on. Compatible with USB 2.0. Compatible with Bluetooth specifications at 2.0 electrical voltage and 1.2 volts. Support modes: communication network, telephone request, fax, local network access, and headset. Operating system: Windows 98, ME, 2000, XP, Vista, Windows 7, and Windows 8.