Motorola SURFboard eXtreme Cable Modem

SB6121 SURFboard eXtreme Cable Modem includes the box, but does NOT include the power adapter. Wife accidentally threw it away. Harnessing the power of DOCSIS 3.0, the SB6121 enables channel bonding of up to four downstream channels and four upstream channels-so you can offer advanced multimedia services with data rates of more than 100 Mbps in each direction. Strengthen your broadband leadership. Count on the Motorola SB6121 to help you deliver innovative, ultra-broadband services to your premium customers. Product Type: Cable Modem Interfaces/Ports Bus Type: Ethernet Host Interface: RJ-45 Interfaces/Ports: 1 x RJ-45 10/100/1000Base-T Auto-negotiating/Auto MDI/MDI-X Network LAN Interfaces/Ports: 1 x F-type Media Performance Data Transfer Rate: 55.62 Mbps Up to 222.46 Mbps EuroDOCSIS Downstream @ 256QAM Data Transfer Rate: 42.88 Mbps Up to 171.54 Mbps DOCSIS Downstream @ 256QAM Data Transfer Rate: 32.77 Mbps Up to 131.07 Mbps DOCSIS Upstream @ 128QAM Data Transfer Rate: 1000 Mbps Gigabit Ethernet Data Transfer Rate: 10 Mbps Ethernet Data Transfer Rate: 100 Mbps Fast Ethernet Physical Characteristics Form Factor: External Dimensions: 5.2 Height x 5.2 Width x 1.7 Depth Weight (Approximate): 1.35 lb