Original Kaidaer mini speaker 1.High quality,sound ... selling Original Kaidaer speaker KD-MN02 mini speaker with USB,FM radio,TF card slotSpecifications: Kaidaer speaker mini speaker1. ... Output Power: RMS 3W THD=10%2.Frequency response: 150~1800Hz(±3dB)3.SNR: 80dB4.Speaker ... mini digital audio.The new aluminum diaphragm micro-speaker, clear,treble, bass, pure, unique design, ...