... ,alarm,mic 3.Mp3 wma wav 5V digital voice recordable sound module for wooden speaker FEATURE 1,Support MP3,WMA,WAV ... decode palyback. 2,American SRS(Surround-Sound),wonderful tone. 3,Diplay song name, singer, album name, and ... ,USB2.0 HI-speed, compatible perfectly with USB1.1. 6,Eight ranks contents 7,Perpetual calendar 8,Support at most 999 ...