Motorola SURFboard SB6121 Cable Modem (SB6121)

About this item Compatible with Time Warner Cable, Charter, Cox, Cablevision, and more Not compatible with Verizon FiOS or AT&T U-verse, no longer approved by Comcast Xfinity Requires Cable Iternet Service, if not sure your provider is CABLE call them to confirm BROWN BOX models NOT VALID for this item when sold as New, should report to Amazon immediately and RETURN to Seller Wired modem only, does NOT include WIFI Router or VOIP Telephone adapter. Gigabit Ethernet port to connect to computer or Router for fast downloads. Internet speeds based on your Cable providers service – up to 172 Mbps download and 131 Mbps upload. 4 Download and 4 Upload Channels. ARRIS SURFboard Since 1997, when the first SURFboard was launched in Retail, SURFboard modems have been amongst the leading modems in the market and saving consumers money on their monthly rental fees. When you choose an ARRIS SURFboard, you’re joining a 60-year legacy of innovation from the company that invented digital TV and brought wireless Internet into the home with the first cable modem gateway. The same company that the world’s leading service providers choose to connect millions of people around the world to the Internet. Product information Product Dimensions 2 x 6.4 x 8.7 inches Item Weight 1 pounds ASIN B004XC6GJ0 Item model number SB6121 Customer Reviews 4.4 4.4 out of 5 stars 11,752 ratings 4.4 out of 5 stars Best Sellers Rank #180,168 in Electronics (See Top 100 in Electronics) #131 in Computer Networking Modems Is Discontinued By Manufacturer No Date First Available June 1, 2011 Department Electronics & Computers Manufacturer Motorola Warranty & Support Product Warranty: For warranty information about this product, please click here [PDF ] Feedback Would you like to tell us about a lower price?