1-inch (25 mm) polycarbonate dome tweeter with magnetic fluid cooling.
4.5-inch (114 mm) sealed-back midrange driver with treated paper cone. cerwin vega at-40 specs
: With a sensitivity of 95 dB, these speakers don't need a massive amplifier to get loud. Even a modest 20-30 watt receiver can drive them to room-filling volumes, though they shine when given more headroom. 1-inch (25 mm) polycarbonate dome tweeter with magnetic