Product Description
1. 4 ports a type female connectors;
2. Downstream 1 USB B type male connector upstream with a cable;
3. Support both full-speed 12Mb/sec and low speed1.5Mb/sec transfer rates;
4. Chains up to 127 USB devices;
5. Individual port over-current protection;
6. Provide up to 500 mA per port sufficient for diverse devices;
7. Truly plug&play automatic installation;
8. DC jack for selectable
System requirements;
1. IMAC, G3, G4 or iBook with available USB port;
2. IBM PC 48DX4-100Mhz or higher;
3. Available USB port;
OS: Win95/SE/ME/2000/XP