Fax Modem Dual Port Usb2.0 56K External Modem Driver For 7/ 8/ 1 ESE
The 56k data/fax modem uses USB2.0 Type A with a full speed of 56kb/s. Up to 56k data download, 48k data upload, and 14.4k fax communication. Compatibility: Standard and expanded AT command set compatibility.