Direction 1) Full speed USB interface, compliant with USB 1.1 2) Bluetooth version 1.2/2.0 compliant, Bluetooth qualified 3) Complete 2.4GHz radio transceiver and base band 4) Bluetooth class 2 operation (up to 10m range) 5) High performance surface mount antenna 6) Supports Windows 98, 98SE, Me, 2000, XP Blister packing