Our Products Speaker YD1570 Shape size: ∮1 5× h3.3 Specifications: Rated input: 0.5W Maximum input: 1.0W Frequency range: F0~20KHz Resonance frequency: 830 ±20%Hz Impendance@1KHz: 8 ±20%Ω SPL@0.8,1.0,1.2,1.5KHz (0.1W/0.1m): 88±3dB Frequency range: 300~3400Hz Impendance@1KHz: 8 ±20%Ω SPL @ 1KHz (100mv): 122 ±3dB PDF Please write down your comment on this product, and click Add to Inquiry List for inquiry Add to Inquiry List Review Inquiry List Back