- Whether the possible number of connections: 10
- The fact that it is electrically powered (over untimely disconnection)
- Lintelligence of distribution connectors
- The length of the power cable
- Blue diode indicating that the hub is powered
- Recognition of plug and play (I'm on Windows Seven)
- Its discreet appearance
If one adds to this: a rather nice price & fast shipping & neat by Amazon, one can only say: bravo ^^