USB Hub 3.0 Multi USB 3.0 Hub USB Splitter High Speed 3 / 6 Ports Hab TF SD Card Reader All In One For PC ComputerAccessories
1.SD and TF card cannot be read simultaneously, it can only read one card once.
2.For a stable connection, the devices connected to the Hub must not exceed a combined current of 5V / 500mAh.
3.This HUB is not a designed to serve as a charger, and will not meet the charge requirements for mobile phone, iPad tablet and other devices.
4.Only the last 2 options are 3.0 hub.