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Bluetooth Specification V1.1 Interface: USB V1.1 Range: 20M Modulation Methosd: GFSK (Gaussian Frequency Shift Keying) Spread Spectrum: FHSS (Frequency Hopping Spread Spectrum) Frequency Band: 2.4~2.4835GHz OS Support: Window 98SE, NT, ME, 2000, XP Power Supply: DC 5V from Connected USB Port Support Bluetooth: Serial Port, Dial Up Networking, Fax, Headset Function, PIM Item Transfer, PIM Synchronization, File Transfer, Network Access, Audio Gateway, HID |