Amazon (Woot!) has the Arris SURFboard DOCSIS 3.0 Cable Modem (SB6121 - Certified Refurbished) on sale for $29.99 with free shipping.
This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty
Requires CABLE Internet Service, if not sure your provider is CABLE call them to confirm
Compatible with ALL Major CABLE providers like Comcast/Xfinity, Cox, Charter, Time Warner, Mediacom, Bri...