Edifier C2XD 2.1 Speakers (C2XD-BK)

Total power output    R/L: RMS 9W x2; SW: RMS 35W
THD + N (testing level)    10%
Signal to noise ratio    ≥85dBA
Frequency range    55Hz-18KHz (±6dB)
Audio input    Optical, auxiliary, RCA
Input sensitivity    R/L: 450mV±50mV; SW: 150mV±50mV
Adjustment    Remote control, audio input, bass and treble adjustment, volume control buttons and dial on amplifier
Speaker unit    Bass unit: 6½" (166mm), magnetically shielded, 4Ω;
Midrange unit: 3" (78mm), magnetically shielded, 4Ω;
Treble unit: ¾", magnetically shielded, 4Ω;