Features: 1) Hassle-free installation, Plug-and-Play 2) Easy to expand the network 3) Supports Windows XP, 2000, ME, 98SE 4) Used for desktop, PCs, and notebooks 5) Wireless surfing, E-mail, fax, Network 6) Wireless connection via a serial cable 7) Works with microphone / speakers on PC 8) Plays multi-player PC games wirelessly 9) Wireless printing documents or Net meeting 10) Faxes via remote Bluetooth cell phone, modem or PC 11) Exchanges or synchronizes personal information 12) Shares file and information effortlessly; browses, opens, and copies 13) Accesses internet via GPRS, CDMA cell phone or ADSL access point 14) Works with a Bluetooth headset via audio in / out on a PC or cell phone 15) Shares documents, printing files, plays games or joins the chat room Specifications: 1) CSR V2.0+EDR / CSR V1.2 / ISSC V1.2 / BT05 spec 2) Bluetooth V2.0+EDR: 2Mbps and 3Mbps 3) 40 - 100 meters (optional) range at free space battery 4) Frequency band: 2.4 - 2.4835GHz unlicensed Ism band 5) Modulation method: GFSK, 1Mbps, 0.5BT Gaussian 6) Spread spectrum: FHSS (frequency hopping spread spectrum) 7) RF output power: class 2 8) Sensitivity: < -88dBm at < 0.1% BER 9) Antenna: 2dBi PCB antenna 10) Power consumption: a) Tx typical: 115AM b) Rx typical: 75AM c) Standby mode: 15AM 11) Input power: DC 5V (via USB port) 12) Input power: DC 5V (via USB port) 13) I/O interface: USB 14) LED indicator: power / active Supply Ability: 5,000pcs/day