BMS 4592ND-16, Coaxial Driver, Size: 2"", Power: 150 W RMS + 80W RMS, Impedance: 16 Ohm, Frequency range: 200 Hz-22 kHz, Sensitivity: 118 dB, Dimensions: 132 x 113 mm, Weight: 2.3 kg, 4 x M6, Pitch circle diameter 101.6mm