5 Inch multimedia speaker USB, SD, Remote, AUX Input, Bluetooth, Mic RMS : 20WX2 Impedance : 8 Ohm Frequency Response :30Hz-30KHz Voltage : AC  220 V / 50HZ S/N : 89 ≥ db Separation : >55 db Size: 358 x 222 x 580mm

4 Inch multimedia speaker USB, SD, Remote Led Display , Mic Input RMS : 15W Impedance : 4 Ohm Frequency Response :30Hz-30KHz Voltage : AC  220 V / 50HZ S/N : 89 ≥ db Separation : >55 db Size: 185 x 195 x 442mm

4 Inch multimedia speaker USB, SD, Remote Led Display , Mic Input RMS : 15WX2 Impedance : 4 Ohm Frequency Response :30Hz-30KHz Voltage : AC  220 V / 50HZ S/N : 89 ≥ db Separation : >55 db Size: 382 x 185 x 442mm

4 Inch multimedia speaker USB, SD, Remote Led Display , Mic Input RMS : 15WX2 Impedance : 4 Ohm Frequency Response :30Hz-30KHz Voltage : AC  220 V / 50HZ S/N : 89 ≥ db Separation : >55 db Size: 382 x 185 x 442mm