Eminence EPSD2002Sa-8, 1"" Mid and High Frequency driver, 1x 3/8"" Terminal block, Power rating: 80 W RMS, Impedance: 8 Ohm, Frequency range: 1200 - 20,000 Hz, 105dB (W/m), Diameter: Ø 133.3 mm, Installation depth: 55.9 mm