... you best experience.8. Various extension ports, support connecting wireless mouse, keyboard, can be install more memory cards to extend more capacity ... card,max32GBSlotMicro 5pin USB/ USB2.0 dataSupport OTGKeyboardSupport virtual keyboard, wireless mouse and keyboard?AudioAAC, AAC+, eAAC+, AMR-NB,AMR-WB, QCP, MP3 ...