multifunction usb-c otg combo 2 in 1 micro usb usb 3.0 otg usb hub support sd /tf micro sd card reader function ing

description: this multifunctional usb hub is with card reader function. you can read the files in sd/tf card on your device (with otg function) directly. with 2-in-1 interface - standard usb3.0 & micro usb, it can be used for smartphone, tablet, lapor computer. 2-port usb3.0/2.0 can be connected with external usb devices with different transmission speed (high or low). each usb port can supply power of up to 500ma. no external power supply needed (via micro usb