الوصف
MB Quart QSD-210 - 4'' hi-end competition midrange component set
Made in Germany
Q-Series 4" Midrange speakers and tweeters
Titanium wet powder coating polypropylene cones with die cast aluminum baskets
Midrange with 37mm (1.5") voice coil - Former is made of Kapton foil (a temperature resistant plastic) that can withstand extreme heat, neodymium magnets.
2.5mm ( 1" ) titanium dome tweeters, neodymium magnets, ferrofluid called
Balanced technology luxury crossovers ( 250hz, 2400hz points )
40-100 Watts RMS
Frequency : 100-35000 Hz,
91 dB Sensitivity