Hero PS-84B Speaker 20w

Rated power                 20.W
Transformer tappings 2.5W-5W-10W-20W(100V)
Frequency range          100Hz-20KHz
SPL(@1W/m)              87dB
Woofer                         4"
Impedance                    8 ohms
Dimension H*W          180*130 mm
Material                        ABS
Colour                           Black