CS-840
Max power/Rated power------------60W/40W
Line voltage---------------------100V
Sensitivity(1m/1W)---------------94±3dB
Frequency Response---------------100~20kHz
Material-------------------------Aluminum
Weight(kg)-----------------------5
Speaker unit---------------------4*4"+1"Tw

CS-830
Max power/Rated power------------45W/30W
Line voltage---------------------100V
Sensitivity(1m/1W)---------------93±3dB
Frequency Response---------------100~20kHz
Material-------------------------Aluminum
Weight(kg)-----------------------4
Speaker unit---------------------3*4"+1"Tw

CS-820
Max power/Rated power------------30W/20W
Line voltage---------------------100V
Sensitivity(1m/1W)---------------92±3dB
Frequency Response---------------100~20kHz
Material-------------------------Aluminum
Weight(kg)-----------------------3
Speaker unit---------------------2*4"+1"Tw

CS-810
Max power/Rated power------------15W/10W
Line voltage---------------------100V
Sensitivity(1m/1W)---------------89±3dB
Frequency Response---------------100~20kHz
Material-------------------------Aluminum
Weight(kg)-----------------------2
Speaker unit---------------------1*4"+1"Tw

CS-840
Dimensiom(mm)--------------------618*151*125

CS-830
Dimensiom(mm)--------------------498*151*125

CS-820
Dimensiom(mm)--------------------378*151*125

CS-810
Dimensiom(mm)--------------------258*151*125