Impedance: 8 ohms
Woofer: 4 "(103mm) paper cone with rubber edge, KSV19mm,magnet70*15mm
Tweeter: 1" (25mm) silk or aluminum dome,NdFeB23*3mm
Sensititity(1w/1m): 88dB
Frequency Response: 90Hz-20KHz
Power(RMS):30W
Over Dimension(H*W*D):  213*146*124mm
Colur: white/black