* USB-IrDA, excellent for communication among PC/Notebook/PDA/Digital Camera/Mobile phone (with IrDA),etc * Windows 98/98se/ME/2000/XP * Hot-plugging / plug and play * Compatible with IrDA 1.1& USB 1.1 * Support SIR(2.4Kbps 115.2Kbps)/ MIR(576Kbps 1152 Kbps)/ FIR(4Mbps) * USB-powered , no need current supply * high speed up to 4Mbps * work range: 1M /30?+/-15?