... speaker,multimedia speaker;New USB speakers, computer speakers, multimedia speakers, 2.0 speakersSpeaker,computer speaker,pc speaker,multimedia speaker;Specially designed for ... Frequency Response: 80HZ-18KHZ;4.Speaker Driver: 2.25" ;5.Input Sensitivity: 450MV;6.Signal to noise ratio:65DB;7.THD+N ... : 0.3% ;8.Power Supply: USB powered and ...