Turn your asus transformer pad into a usb host and connect usb devices thumb drives mice keyboards etc the asdcotg usb on the go otg adapter cable adds a usb port to your asus eee pad transformer tf101 prime etc asus transformer pad infinity etc or asus eee pad slider for connecting a usb accessory such as a thumb drive keyboard or mouse the asus otg 40 pin adapter is designed and constructed for maximum durability to ensure dependable long lasting connections