SPK–IC6 is a Fire Rated 40 watt In–Ceiling Speaker with a 1 inch titanium dome tweeter and a 6.5 inch Graphite cone driver with rubber surround. The SPK–IC6 includes taps for 8 ohm, 100-volt and 70-volt audio solutions and comes in a plenum fire rated back box. SPK–IC6 is perfect for K–12 classrooms, higher–ed classrooms and lecture halls, and medium to large meeting spaces.