... 4.0 usb dongle 2.Supporting profiles: Networking, Dial-up, Fax, LAN access, Headset and WiFi Bluetooth 4.0 ... Supporting profiles: Networking, Dial-up, Fax, LAN access, Headset and WiFi. Operation system: Windows98, 98se, Me, 2000, XP, Vista, ... Windows7. Interface: USB Compliance. Rate: 3Mbps. Receiving/Sending range:0-100mFeatures . Simple Pairing. Good Anti-jamming. Unicast Connectionless ...