DESC: Product Features: Interface: Ethernet, RJ-45; Enclosure: External; Downstream Speed: 172 Mbps; Transmission Line: Cable; Upstream Speed: 143 Mbps; Type: Cable Modem; Cable Modem Standards: DOCSIS 1.0, DOCSIS 1.1, DOCSIS 2.0; Depth: 4.7 in.; Height: 1.2 in.; Width: 5.6 in.; Weight: 0.42 lb.; Warranty: 2 Years; Package Qty.: 1