* This USB Host adapter cable turns your TCL 505 into a USB host, allowing you to connect a USB memory stick, a mouse or a keyboard to your TCL 505. * PC-free back up of videos and photos from TCL 505 to an external memory stick in a convenient way. * Connect to a keyboard or a mouse for easier control of your TCL 505. * This cable is used to connect the USB Type-C port of your TCL 505 to the USB Type A plug of your compatible USB device.