Woofer: 5 1/4-inch magnetically shielded polypropylene / ceramic membrane Tweeter: 1-inch silk dome tweeter Frequency response: 55Hz - 30kHz HF - Level: -6dB ~ +6 dB variable at 10kHz LF - Level: -6dB ~ +6 dB variable at 100Hz Crossover frequency: 3kHz LF - Amplifier Power: 50W HF - Amplifier Power: 30W Signal HF / LF: 90dB / 95dB THD + N @ Rated Power HF / LF: 0.02% / 0.05% 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, Yellow Gross Weight: 7.5 kg / 16.6lb Net weight: 5.9 kg / 13lb Gross Dimensions: L320 x W287 x H389 mm L12.6x W11.3 x H15.31 in Net Dimensions: L222 x W192 x H275 mm L8.74x W7.56 x H10.83 in