Our Products 2 in 1 Speaker YDT1318-100-133 Specifications: SPEAKER MODE Rated Power: 0.5W Max Power: 1.0W Frequency Response: Fo~20KHz Fo: 850±20%Hz/1V Impedancd: 8±15%Ω Sound Pressure level: 88±3dB@0.1W10cm( at 0.8 , 1.0 , 1.2 , 1.5KHz in average) RECEIVER MODE Input voltage: 100mV Frequency Response: 300Hz~3400KHz Sound Pressure level: 112±3dB@1KHz Impedancd: 8±15%Ω Please write down your comment on this product, and click Add to Inquiry List for inquiry Add to Inquiry List Review Inquiry List Back