The PTI-1625 High Speed USB 2.0 Fax Modem delivers fast access to the Internet with more efficient upload and download speeds. The V.92/V.44 standard modem offers the highest possible data transfer rates and reliable fax transmissions. The modem utilizes the latest V.92 standard providing Internet connection features such as Quick Connect, Modem-on-Hold, and 48Kbps upload rates.