Micro USB Host OTG Cable with USB Power for Android Tablet Samsung/HTC/Nexus/LG – ASA College: Florida
USB 2.0 Host-to-Host Cable -- DataPro
Tebru USB Host Shield for Arduino UNO, USB Host Shield for Android ADK,USB Host Shield for Google Android ADK & UNO MEGA Duemilanove 2560 Arduino - Walmart.com
USB Mini Hub with Power Switch - OTG Micro-USB : ID 2991 : $5.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Miditech USB MIDI Host – Thomann United States
Kenton MIDI USB Host MkII (for Class Compliant MIDI devices) - Control Voltage
USB OTG Host Cable MicroB OTG male to A female
Amazon.com: USB Host Shield Compatible for Arduino MEGA 2560 1280 Support Google Android ADK & USB HUB Function : Electronics
USB Host Shield V2.0 Support Google Android ADK MEGA 2560 For Arduino | eBay
USB Host Shield Expansion Board Google Android Compatible for Arduino
Amazon.com: DSYJ DSYJ-D0000101 Micro USB Host OTG Cable with Micro USB Power for Nexus 4 Nexus 7 Galaxy S Iii & Galaxy Nexus 0.65ft 1Pcs Black : Cell Phones & Accessories