USB 2.0 Wireless Bluetooth V2.0 Compliant Dongle Adapter Antenna for Notebook Laptop PC Bluetooth USB Dongle For Desktop, Laptop, PDA, up to 100m (330 feet) Wireless super MINI bluetooth USB dongle is a high quality bluetooth dongle, which is compatible with all bluetooth devices, like desktop, laptops, mobile Phones, PDA; printers, etc. bluetooth can make your connection go through walls and doors USB Version 1.1 / 2.0 compliant. Bluetooth Version 2.0 compliant. 0-100 meter operation range. 2.4 GHz Frequency band unlicensed ISM band.