Model C10AT70 is a dual cone, 25-watt 8-inch (205 mm) loudspeaker with a 10 oz. (260g) ceramic magnet, and a pre-mounted 70V 5W transformer. It includes a curvilinear, treated paper cone for lower harmonic distortion. The loudspeaker is also equipped with a full 1" diameter copper voice coil with a black anodized aluminum former for better power dissipation. Model C10A operates within a frequency response range of 45 Hz to 19 kHz with a sensitivity of 97dB and a dispersion angle of 105°. It mounts a wide variety of Atlas Sound round and square baffles and enclosures to meet functional and aesthetic application requirements. To ensure reliability and performance integrity, 100% of all C10A loudspeakers are TEF-tested at the factory.