MASTER AUDIO BT400B

Two way 4″ speaker 20W with power switch 8 Ohms / 70-100 Volts
Woofer 4″
RMS power 20W (8 Ohms) / 20-10-5W2.5 W(70V) / 20-10-5 W(100V)
Frequency range 100Hz-20KHz
SPL(@1W/m) 87 dB
Dimensions 216 x 148 x 132 mm
Cabinet ABS – Black color