Motorola's next generation, SURFboard SB4220 Cable Modem, incorporates the latest DOCSIS 2.0. Advanced Time Division Multiple Access (A-TDMA) technology that provides up to 30 Mbps upstream data rate in a DOCSIS 1.0 and 1.1 certified cable modem. The SB4220 also includes all the features of the previous SURFboard Cable Modems, including USB connectivity, software upgrades available over the network, advanced RF design, top-notch field reliability and high-performance processors.??The SB4220 simplifies installation with USB connectivity, and provides enhanced security with its top-mounted standby button. The button disconnects the USB and Ethernet connection to the PC without disconnecting the cable modem from the RF network, providing security, flexibility and performance. It offers both Ethernet and USB interface connectivity to help ensure compatibility with almost any PC or Macintosh network-ready computer system.??As with the previous SURFboard cable modems models, the SB4220 h...