... plastic mini megaphone 3 LED screnn 4 Support SD/USB, with FM computer speaker Model: Q3Image Key Specification 1, material plastic2, output ... ,support U flash disk,TF card,Suitable for devices equipped with a 3.5mm audio jack, including cell phones, MP3 players ... .3Please for more new items, please contact with me.Thanks very much for you time.Any enqury, please let me know. Portable ...