1511 Three magnetic steel Frequency Response89±3dB/2.0Vrms/10cm/1cc box/at 2KHzRated power0.7 WMax power1.0 WImpedance8±15% ohmResonance Frequency850±20% HzSize(L*W*H)15*11*2.5 More 1609 Three magnetic steel Frequency Response91±3dB/2.36Vrms/10cm/1cc box/at 2KHzRated power0.7 WMax power1.0 WImpedance8±15% ohmResonance Frequency850±20% HzSize(L*W*H)16*9*3 More 1609 Five magnetic steel Frequency Response94.5±3dB/2.45Vrms/10cm/1cc box/at 2KHzRated power1.0 WMax power1.3 WImpedance6±15% ohmResonance Frequency850±20% HzSize(L*W*H)16*9*3 More 1712 Five magnetic steel Frequency Response92±3dB/2.0Vrms/10cm/1cc box/at 2KHzRated power0.7 WMax power1.0 WImpedance8±15% ohmResonance Frequency850±20% HzSize(L*W*H)17*12*2.5 More 2010 Three magnetic steel Frequency Response89±3dB/2.83Vrms/10cm/1.1cc box/at 2KHzRated power1.0 WMax power1.5 WImpedance8±15% ohmResonance Frequency670±20% HzSize(L*W*H)20*10*3.4 More 2509 Three magnetic steel Frequency Response94±3dB/2.83Vrms/10cm/1cc box/at 2KHzRated power1.0 WMax power1.5 WImpedance8±15% ohmResonance Frequency850±20% HzSize(L*W*H)25*9*3 More 1813 Three magnetic steel Frequency Response92±3dB/2.36Vrms/10cm/1cc box/at 2KHzRated power0.7 WMax power1.0 WImpedance8±15% ohmResonance Frequency850±20% HzSize(L*W*H)18*13*2.5 More