Using the TD-W9970's multi-functional USB 2.0 port, users can share printers, files and media either throughout the network at home with several different computers or even away, using the device's FTP server functions so that you never have to part with your files. The ability to support up to 10 IPsec VPN tunnels simultaneously gives TD-W9970 users the flexibility to setup a virtual private network, to guarantee network security and take advantage of network access whether at home or away, for work or simply to access files from their local networks. The TD-W9970 supports VDSL2 and backward compatible with ADSL2+/ADSL2/ADSL, featuring high broadband speeds of up to 100Mbps. It is designed to support the wide deployment of triple play services such as voice, video, data, high-definition television (HDTV) and interactive gaming. TP-Link's TD-W9970, comes with the latest ITU-T G.993.2 VDSL2 standard, providing up to 100Mbps speed downstream and up stream, compatible with ADSL, fiber and cable services. With 300Mbps wireless speed over 2.4GHz band, the TD-W9970 is a perfect choice for users in search of seamless HD video streaming, online gaming and other bandwidth-intensive tasks. The TD-W9970 supports VDSL/ADSL or Ethernet WAN connections (EWAN) that allow users to have the flexibility of different Internet connections. Featuring an interchangeable LAN/WAN port, it is compatible with Fiber/Cable service. This unique feature makes it easier when users need to change to fiber or cable services when necessary.