Refurbished NEW IN SEALED BOX! Model MB7420 has all the features you want in a high-speed cable modem plus Motorola extras like user-friendly setup and advanced surge and lightning protection. The MB7420 is certified by Comcast XFINITY® Comcast Business Charter Spectrum® Time Warner Cable® Cox® Bright House® and other leading cable service providers and with easy installation high speed broad compatibility and superb customer support Model MB7420 is the perfect choice for a cable modem user looking for very high speed Internet. This cable modem is suitable for use with the new 250 Mbps and 300 Mbps services available from Comcast Time Warner and other service providers. The MB7420 provides high-speed Internet for a computer router HDTV game station or streaming media device. To give Internet access to many devices plug in any router you like.