Wireless(RF 2.4G)connection,smart&portable size To enjoy PC Multi-media Entertainment ... call,Mid tablet, tv box, tv dongle,PC,smart TVWireless(RF 2.4G)connection,smart&portable sizeTo enjoy PC Multi-media ... Entertainment at homeTo enjoy Android TV BOX and Smart TV convenient& efficient for Conference,Presentation& lecturingTo share ... ,for video call,Mid tablet, tv box, tv dongle,PC,smart TV