1. Compatible with USB 1.1 2. Input voltage: 5V500mA1.1. ... etc USB 2.0 FOUR PORT HUB 1. Compatible with USB1.1 2. Input voltage:5V500mA1.1. 3. Support ... Keyboard, Game Mouse, Gamepad, USB Hub,Card Reader, PCI and PCI-E card, Data Splitter/Switch, Smart TV Box, Power Bank ... of development and rapid growing, as well as cooperating with the outstanding international enterprises, we have mastered the most ...