Cirago Bluetooth 3.0 High Speed & Wi-Fi Combo USB Mini Adapter, Class 2 (BTA7300) Bluetooth 3.0 + HS and Wi-Fi 802.11n in one device Up to 8 times faster Bluetooth transfer rate than Bluetooth 2.0 or Bluetooth 3.0 Backwards compatible with Bluetooth 2.0 USB powered, 5V, &lt;300mA Power Consumption Operating RangeUp to 10 Meters (33 feet), SupportWindows 8, 7, Vista, and XP