... enhancement(Ambinent noise supression, echo cancellation) for conferenceHDMI:1080P outputWireless Network: Wi-Fi standardAudio format : Support MP3, WMA, WP2, OGG, AAC ... *255mm for 40 pcs gift box android media player, 3D hd player, full 1080P hd player, blue-ray hd player, hdd media player, android4.1 system, tv box ...