1" (25mm) cloth dome, Ferrofluid-cooled, pivoting, in acoustic back chamber
4 1/2" (114mm) textured polypropylene cone with a rubber surround
60Hz - 20kHz ±3dB
8 ohms nominal; 6 ohms minimum
5 watts minimum; 70 watts maximum
89dB SPL (2.83V/1 meter)
6 lbs (2.8kg) pair
