LAVA Subwoofer – USB/Bluetooth/Memory Card – ST-105/ST-106

550 EGP
4 Inch multimedia speakers USB, SD, Remote RMS : 10W Impedance : 4 Ohm Frequency Response :30Hz-30KHz Voltage : AC 

LAVA Double Pair Subwoofer – USB/Bluetooth/Memory Card – ST-422/ST-427

750 EGP
4 Inch multimedia speakers USB, SD, Remote RMS : 10WX2 Impedance : 4 Ohm Frequency Response :30Hz-30KHz Voltage : AC