... High Power 20w *CE,FCC Approved USB/TF Card Reader Mini Portable Megaphone K-8500Product Features *Mini Portable ... , USB/TF card,recording and remote control *Streamline appearance, ergonomic ... and instant response. *Multifunctions: Set USB, TF card port, microphone, speaker, voice amplifier, karaoke, recording ... .W.: 14.5kgs USB/TF Card Reader Mini Portable Megaphone K-8500