ROCK 2.1 multimedia speakers Dedicated to PCs, notebooks, tablets, smartphones Two 3" (75mm) bass speakers in the subwoofer 2" (50mm) wideband speakers in satellites RGB LED backlighting S/N : 85dB Subwoofer with bass reflex Cable length (connectors - subwoofer) :1.3m Cable length (subwoofer - satellites) : 2x 0.65m