Amazon Kindle Fire HD 7 (OTG) Micro-USB to USB 2.0 Adapter High Speed Data-Transfer Cable for connecting any compatible USB Accessory/Device/Drive/Flash/ and truly On-The-Go! (Black) Finally, an outstanding quality grade cable for your Amazon Kindle Fire HD 7 at a reasonable price! Now you can connect your USB Device/Drive/Flash/Printer by plugging it in, and using it instantly! For data transfer with role swapping abilities, this customer cable is for those on the GO and want reliability NOW! Operate small USB peripherals by plugging in the adapter cable which transforms your mobile or portable device into a USB capable unit. CONNECTORS: Standard USB 2.0 port, Right Angle Micro-USB OTG connector,Nanosecond recognization chipset. LENGTH = 4.5"