USB hub: 1) 4 USB 1.1 ports type A female connectors downstream 2) 1 USB type B male connector upstream with a cable 3) Supports both full-speed 12Mbps and low-speed 1.5Mbps transfer rates 4) Chains up to 127 USB devices 5) Individual port over-current protection 6) Provides up to 500mA per port sufficient for diverse devices 7) Truly plug and play automatic installation 8) DC jack for selection USB warmer: 1) Keeps coffee / tea / drink warm at 50-60°C 2) Easy installation, no driver required, plug and play 3) Rated power: 2.5W, 5V DC 4) With on / off switch 5) Red LED indication when warmer is turned on 6) Quality insulation material around the metal hot plate to prevent burn 7) USB powered, no batteries needed 8) Maximum cup diameter 70mm System requirement: 1) iMac, G3, G4 or Book with available USB port 2) IBM PC 48D x 4-100MHz or higher 3) OS: Windows 95/SE/ME/2000/XP
