JMlab Cobalt 816S Floorstanding Speakers - Style (Cherry/Natural Aluminium) - Description: 2-1/2 way bass reflex floor standing loudspeaker Drivers: Two 6-1/2" W cone mid-bass with 1" coil, 1" Tioxid 5 inverted dome tweeter with 3/4" coil L.F. (-6dB): 32 Hz Frequency response (+/-3dB): 43 Hz - 22 kHz Efficiency (2,8 V/1m): 91,5 dB and more Home HiFi Systems