Motorola SB6180 DOCSIS 3.0 Cable Modem in Non-Retail Packaging (Brown Box) 10/100/1000 Mbps Ethernet port to connect with router or computer DOCSIS 3.0 certified, capable of up to 300 Mbps and upload speeds up to 120 Mbps based on your Cable provider service Compatible with major Cable Internet Providers. Contact your ISP to verify compatibility. Compatible with Windows, Macintosh and UNIX computers Good for streaming Audio / Video and gaming on multiple devices at a time