... : Built-in GPS module, at any time positioning Speaker: Built-in Speaker Microphone: Built-in High sensitivity microphone OTG: Support ... Audio Formats: MPEG audio, Dolby Digital, MIDI, MP3, WMA, AAC and many more Recording: Support MP3, WMA audio formats Other Functions: ... (1080P). MKV, . WMV, . Mpg, . MPEG, . Dat, . AVI, . MOV, . ISO, . MP4, and. JPG file formats RMVB (720P) E-book Reader: Support ...