DAD Green Diamond Speakers June 3, 2022 Matej Isak Danish Audio Design The Green Diamond speakers with a 9½” mid/woofer and in-house designed tweeter/wave guide combination. Technical Sensitivity 89 dB @ 1 m. 1 Watt System 2 way: 1,25″ 9½” Impedance Ohm 8 Frequency range 31 – 26.000 Hz Frequency variation 500-25.000 Hz +/- 1,4 dB Crossover frequency Hz 3350 dB/octave network 3rd. order Recommended amplifier 150-600W Weight Kg/Lbs. 22 kg + stand