4 beta three QS1000 speakers (2 pair). New open box demo model. Includes all original boxes and manuals. These speakers sound absolutely wonderful. Great for music playback and DJ scenarios and also great for live music. Buy these ones and save. 　QS1000 is 2 way full range speaker with a wide dispersion angle, compact cabinet and modern appearance. The sound is very natural and clear, it can be used for small and middle size venues, like KTV, multifunction room, monitor, small performance, public address speaker or as sound fill speaker in some big venues.Features:2 x 4＂ paper cone HF driver, increase the HF performance and power handling capability.1x 10＂ LF woofer is taken under finite element analysis to optimize magnet circuit and short-circuit ring, to have a lower distortion and maximum definition under high SPL.Crossover is using -12dB slope to make frequency response even and smooth.The protection circuit makes the speaker more reliable and durable.The cabinet is made from high intensity PP,the color for cabinet and grill are various options.3 x M8 mounting points are available for ceiling,wall and stand installation, is optional bracket.Cabinet Dimension:SpecificationsTransducers LF: 1×10＂HF:2× 4＂Frequency response（-3dB）(-10dB) 45Hz-20KHz40Hz-24KHzSensitivity(1W/1m)² 90dBMax.SPL(1m)³ 117dB/123dB(PEAK)Power 150W (RMS))300W (MUSIC)600W (PEAK )Dispersion(HxV) 120°×120°Rated impedance: 8 OhmsCrossover point: Polypropylene injection mouldingMounting accessories 3×M8 Bracket lifting pointPaintin Cabinet Exterior with/withoutpolyurethane spraying treatment(depends on colors)Grill with clothConnector Wire clampDimensions (W×H×D) 550mm×316mm×336mm(21.5in×12.4in×13.2in)Packaging Dimensions (W×H×D) 620mm×385mm×425mm(24.4in×15in×16.7in)Net Weight 9kg(19.8 lb.)Gross Weight 11kg(24.3 lb.)