"ATC's highly successful award-winning 20 litre two-way loudspeaker designed for medium sized Stereo and Multichannel installations, and high power studio meter bridge monitoring. Braced inert cabinet, to elimate resonance. Selected 25 mm Rare Earth Neodymium magnet Soft Dome HF driver for superb high frequency reproduction. Heavyweight 150 mm Mid/Bass driver, ruggedly handbuilt without compromise by ATC to professional standards. Super Linear Magnet Systems developed by ATC reduces harmonic distortion, improving clarity and dynamics in the critical mid-band and dramatically improving depth and precision in the bass. On board 300 watt proprietary Twin channel amplifier, with Grounded Source® topology produces 50 watts to the HF driver, 250 watts to the Mid/Bass driver.Don't Forget about our 1 year full value trade-up policy! Email us for more information! Call for special pricing."