HDMI & AV Connection Kit - AV + USB + HDMI + Charge + Sync + Card Reader USB 2.0 high-speed interface, can rapidly read the photo within the digital camera or card reader. Can connect any USB device, such as camera, keyboard, U-disk, card reader, etc. Only iPad 1/2 support USB host function. Send audio & video form iPad to TV, the function is applied to iPhone / iTouch / Nano / Classic. Import photos to iPad attaching digital camera or USB flash disk. Support PC keyboard input. Sync data & charge through a mini USB data cable, the function is applied to iPhone / iTouch / Nano / Classic.