Tripp Lite's U050-07N-OTG is a unique, OTG (On-the-Go) syncing cable which has a retractable USB Micro-B Male connector built into the standard USB A-Male connector. The cable can be used as a Micro-B to Micro-B OTG cable, or a standard Micro-B to USB cable. With the retractable Micro-B connector pulled out, it acts as an OTG cable, connecting a Micro-B device to an OTG compliant Micro-B device for charging and access to files. With the retractable USB Micro-B connector pushed back in, it acts as a standard Micro-B cable, connecting your device to a computer for sync and charging. - OTG (On-the-Go) syncing cable with unique USB Micro-B / USB combo connector with retractable Micro-B - Acts as an OTG cable with the retractable Micro-B connector pulled out, connecting a Micro-B device to an OTG compliant Micro-B device for charging and access to files - Push the retractable USB Micro-B connector back in to use the cable as a standard Micro-B cable, connecting your device to a computer for sync and charging - USB 2.0 cable; 17.78 cm (7-in.)