IDOCSIS 3.0 Cable Modem & 802.11N Wi-Fi Router provides speeds up to 300 Mbps. 2.4GHz (Backwards compatible with 802.11b/g);Backwards compatible to DOCSIS 2.0, 1.1 and 1.0. Requires CABLE Internet Service. If you are unsure of your service, please contact your CABLE provider to confirm. Compatible with Comcast, Time Warner, Cox and MOST Small Regional Cable Providers. PENDING Charter and Bright House Networks;Capable of Internet download speeds up to 343 Mbps and upload speeds up to 131 Mbps based on your Cable provider service. Supports both IPv4 and IPv6;2-port Gigabit Ethernet Router enables flexible, high-speed wired connectivity. Embedded Firewall & Parental Control Protection;BROWN BOX models NOT VALID for this item, should report to Amazon immediately and RETURN to Seller. Kindly refer the User Manual before use.