8" wooofer with 30oz magnet, non-pressed paper cone
1.5" 4-layer ASV aluminum voice coil
Frequency; 80-180Hz
Adjustable volume/frequency control
Power "ON" indicator
High input&low input terninals
Impedence: 4ohm
RMS: 45W
Sensitivity: 90dB
Deimensions: 55.5*27*25.5cm(W*D*H)