NETGEAR DOCSIS 3.0 340Mbps Cable Modem for XFINITY， Time Warner， Spectrum Cable， Cox， Charter， Cablevision (CM400-1AZNAS)[Product Information]- Enter your model numberto make sure this fits.
- Compatible with Comcast Xfinity， Spectrum， Cox， Cablevision & more. Call provider if not listed here. Requires Cable Internet Service and approved for plans up to 340 Mbps
- Not compatible with: Verizon， AT&T， or Centurylink. Not compatible with bundled voice services
- Cable Modem only (no WiFi router)
- Eliminate your cable modem monthly rental fee
- If the unit does not work ， Check the connection of your devices. Ensure that each connection is securely and tightly plugged in. Try to refresh your cable connection by power cycling your network， If power cycling did not work， download the latest firmware of your router. After you have the downloaded the firmware， please upgrade your routers firmware manually， If the above steps did not resolve your issue， you may need to reset your router.
