4 port USB Hub with clock
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Quality/Safety Certification: 0.00
4 port USB Hub with Clock
1: 4 ports
2: With clock
4 PORTS USB HUB with clock
1. 1.1 Version or 2.0 Version
2. 4 ports HUB
3. with clock
4. Supports Windows98, 98SE, 2000, ME, XP, Mac OS 8.6 or above
.