ARRIS SURFboard (16×4) DOCSIS 3.0 Cable Modem. Approved for XFINITY Comcast, Cox, Charter and most other Cable Internet providers for plans up to 300 Mbps (SB6183), White

Building upon the success of the SB6121 and SB6141, ARRIS SURFboard SB6183 enhances your personal media experience, at lightning-fast broadband speed. It harnesses the power of DOCSIS 3.0 technology to bond up to sixteen downstream channels and four upstream channels — providing you advanced multimedia services with data rates up to 686Mbps download and 131Mbps upload depending on your Cable Internet provider service. That makes streaming HD Video, gaming, shopping, downloading, working, high-quality voice and video conferencing and peer-to-peer networking applications far more realistic, faster and efficient than ever before. “Not compatible with: Verizon, AT&T, or Century Link”