Startech 4in Micro USB to USB Adapter MF The UUSBOTG Micro USB On-The-Go (OTG) Adapter Cable features a Micro USB male (B-type) connector and a USB female (A-type) connector, delivering a simple way to convert your Micro USB OTG capable tablet computer or Smartphone into a USB On-the-go host, and enables you to connect a USB peripheral device such as a thumb drive, or USB mouse or keyboard, etc. This USB to Micro USB Host OTG cable is designed and constructed for maximum durability, to ensure dependable, long-lasting connections, and is backed by StarTech.coms lifetime warranty. Please Note: This adapter will only work with devices that support USB OTG. Please consult your documentation and/or your service provider to ensure that your device does support USB OTG functionality.