Product Description 稢hipset: Sigmatel ST4200S 稴tandard USB to IrDA adapter support for Windows 98/98SE/ME/2000/XP. 稴upports plug and play. 稦ully compliant with IrDA & USB 1.1. 稴upports three models: SIR(2.4Kbps 115.2Kbps), MIR(576Kbps 1152Kbps) & FIR(4Mbps). 稤oes not require external power. 稴upports Hi-speed infrared mode Hi-speed is 4Mbps. 稺ireless connection between all kinds of electronic products. 稺ireless connection between desktop PC and PDA, notebook, digital camera, cellular phone and other mobile devices 稥ffective data transfer range is 1.8 metre, Maximum receive angle is 30? 稯perating temperature: 0 to 70 degrees Celsiu If you are interested in our products,please send e-mail to us( or MSN: ),thank you.