1. Read/Write TF card or Micro SD card at high transfer rate of 480mbps 2. U-Disk function: up to 4 GB. 3. Data transferú¦contains data cable with 420mm for digital appliances to get connected to USB port of computers to transferring data for Mobiles,Digital Cameras, Pcs or Nbs, PDA , M P3, MP4, etc. 4. Duel intellect charging: Through the USB port of computer, the technique of intellect IC inserted inside can execute high speed battery charging for digital products.