... as a USB stick,but compared to a regular small Android TV box,the size is only 25%. You can attach it to ... you best experience.Various extension ports, support connecting wireless mouse,keyboard, can be installMore memory cards to extend more capacity. ... / USB2.0 datatransfer/ OTG and host expandKeyboardSupport virtual keyboard,support 2.4G wireless keyboard, fly mouseAudioAAC, AAC+, eAAC+, AMR-NB,AMR ...