Beautiful speaker set from MB QUART model QL S15. Speakers are in excellent condition with super Tini mini small signs of use. All pictures are original of this lot and part of description so what you see is what you get ! Specs : Manufacturer: MB Quart Model: QL S 15 Years of construction: 1995 - at least 1997 Made in Germany Color: white, Dimensions: 328 x 265 x 185 mm (W x H x D) Weight: 5.7kg New price approx.: 900 DM (RRP pair) Technical data Design: 2-way bass reflex compact speaker Chassis: Bass: 1x 160 mm polypropylene Tweeter: 1x 25 mm MCD titanium dome Load capacity (nominal/music load): 70 / 130 watts Efficiency: 3.2 W/90dB/1m (equivalent to 85 dB/1W/1m) Frequency response: 41 - 32,000 Hz Transition ranges: 2,500 Hz Impedance: 4 ohms