Manufacturers Description:Compact yet reliable, the MB Quart QLS-530 two-way speakers ensure you easily enjoy a high-quality sound output. Featuring a frequency response range of 44 to 32000 Hz, these MB Quart speakers accurately reproduce the lows and the highs. Moreover, built with a 160 mm woofer, the MB Quart QLS-530 speakers let you listen to even the smallest thump sound. These MB Quart speakers also provide you with powerful and clear high-frequency sounds, thanks to its 25 mm titanium dome tweeter. The MB Quart speakers feature a 2-way bass reflex design that makes it appropriate for either main or surround channels. Furthermore, with an impedance of 4 Ohm, these two-way speakers give a high-end performance.Original Retail $799 See photos for more detail. Speakers sound great. Some cosmetic wear as shown.