... speaker 4-16 Europe 1 5, recording press the record button, recording release button can be completed up ... seconds was recorded, built-in microphone in the recording key is pressed when the work 6, ... 16 Euro no more than 23W speaker 13, recording press the record button, record button can ... 20 seconds, built-in microphone work in the recording button is pressed. Main products: waist hanged amplifiers ...