... , MP3,MP4, PC, Computer and so on.Specification:1.Wireless (bluetooth ) mini multi-functional integrated audio, portable, sporty, super penetration, double bass ... ;3.Output Power(TDH10%):2W*1=2W4.Input Sensitivity:300mv5.S/N:75dB6.Frequency response:180Hz-18KHZ7.Speaker:φ33mm*1,4 ... .W) Unit Per 20'' FT 40''FT MOQ1000 pcs M3 Wireless Bluetooth Speakers, Bluetooth Speakers with MIC