Woofer: 8-inch magnetically shielded polypropylene / ceramic membrane Tweeter: 1-inch silk dome tweeter Frequency response: 45Hz - 30kHz HF - Level: -6dB ~ +6 dB variable at 10kHz LF - Level: -6dB ~ +6 dB variable at 100Hz Crossover frequency: 3kHz LF - Amplifier Power: 80W HF - Amplifier Power 30W Signal HF / LF: 94dB / 100dB THD + N @ Rated Power HF / LF: 0.04% / 0.02% Inputs: XLR/TRS - Neutrikﾮ Combo-jack, RCA input, S/PDIF - RCA input for digital signal Outputs: S / PDIF - RCA jack for digital signal thru Input Select: Analog or Digital Channel selection: Left or Right (Digital input mode only) Input Impedance: 20 kOhm balanced, 10 kOhm unbalanced Input Sensitivity: +4 dBu (Balanced), -10dBV (unbalanced) Available colors: Red, Black Gross Weight: 15 kg / 33lb Net weight: 12.2 kg / 26.8lb Gross Dimensions: L425 x W385 x H522 mm L16.73 x W15.15 x H20.55 in Net Dimensions: L308 x W272 x H390 mm L12.13 x W10.71 x H15.35 in