iDsonix 6 Port Powered USB 3.0 Hub with SD/Micro SD Card Reader and 2 Smart Charging Port for Mac,Phones (Black) Unique Cylindrical Design All-in-one Hub Station: USB 3.0 Hub + Fast Charger + SD/TF Card Reader. Non-slip rubber bottom design provides stability and safety for your devices 6 USB 3.0 ports,data transfer speed 10 times faster than USB2.0,also compatible back with USB2.0/1.1 device 2 USB3.0 BC1.2 smart charging ports allow charging your smartphones, tablets or other USB-charged devices easily 2 SD/TF card reader slots respectively for SD/TF cards and make this hub powerful enough to meet various data transmission needs Built-in protection systems effectively prevents over-charging,over-discharging, overcurrent, overvoltage, overheat and short circuit for securing your precious devices.18months Warranty