1. English Activity Books 2. With touch games 3. For Video talking pen 4. Help design the sound book 5. Music & Record Features: ... 2-D barcode on it, when the pen touch the position of the page, the optical head can identify the code, so it will know which ... .4. Supporting MP3,recording5. With USB dock,TF card dock,earphone jack.Others: English Activity Books For Children With Video Talking Pen