产品参数：

Specifications
(Specifications and design features are subject to change.)

Dimensions H × W × D： 1.311 × 290 × 325 mm Details
Weight： 44 kg
Principle： 4½-ways, bass reflex
Woofers Bass Port：
 3 × 180 mm AS cone LLD
1 × 70 mm
Midrange： 1 × 50 / 105 mm ring radiator with flat aluminium honeycomb diaphragm
Tweeters： 1 × JET III* and 1 × 4Pi II ribbon
Recom. Amplifier Power at Nominal Impedance： 100-500 W / channel
Crossover Frequencies：
 150 / 400 / 2,500 Hz and
16; 12; 9; 6 kHz or 4Pi off selectable
Sensitivity： 89 dB / 2.83 V / 1 m
Nominal Impedance： 4 Ω
suitable for amplifiers (from ... to)：4 ... 8 Ω
Minimum Impedance： 3.8 Ω at 120 Hz
Frequency Range acc. to IEC： 268-5 25 ··· 53,000 Hz
Nominal / Peak Power Handling： 250 / 300 W