usb modem for fax and Internet access, 56k rate, hot plug. TM200 Model 56K USB Modem OverviewTM200 Model 56 K USB Modem provides the plug-and-play USB interface ... featuring high-efficiency data transfer. Main features:External USB56 K Modem, no need for externally-connected power supply, supporting hot ... anti-thunder function. Technical Parameters:Data protocol: ITU-T V.92, V.90, V.34, V.32 bis, V.32, ...