In the early 1980s, British Defense researchers found composite plate materials made a loud voice due to vibration by accident during the study of fighter engine noise reduction method, such as speakers. In Home Speaker System.
Read MoreModel: E60 Rated Power: 40 W Max Power: 60 W Impedance: 8 ohms Sensitivity: 94dB (1W/1 meter ) SPL: 108dB/20W Frequency Response: 100 - 20 kHz Distortion: < 0.1% Soundboard Size: 300*600*4 mm Overall Dimension: 300*600*33.5 mm
Read MoreModel: V60 Rated Power: 20 W Max Power: 30 W Impedance: 8 ohms Sensitivity: 92dB (1W/1 meter ) SPL: 105dB/20W Frequency Response: 100 - 20 kHz Distortion: < 0.1% Soundboard Size: 300*600*4 mm Overall Dimension: 300*600*33.5 mm
Read MoreModel: E30 Rated Power: 40 W Max Power: 60 W Impedance: 8 ohms Sensitivity: 94dB (1W/1 meter ) SPL: 108dB/20W Frequency Response: 120 - 20 kHz Distortion: < 0.1% Soundboard Size: 300*400*4 mm Overall Dimension: 300*400*33.5 mm
Read MoreModel: V30 Rated Power: 20 W Max Power: 30 W Impedance: 8 ohms Sensitivity: 92dB (1W/1 meter ) SPL: 105dB/20W Frequency Response: 150 - 20 kHz Distortion: < 0.1% Soundboard Size: 300*400*4 mm Overall Dimension: 300*400*33.5 mm
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