18" Subwoofer Speaker1000 Watts RMS, 4.0" Voice Coil8 Ohms, 97dB SensitivityIdeal upgrade for EV QRX218S
12" Speaker, 400W RMS, 2.5" Voice Coil 8 Ohm, 99.2dB Sensitivity(as a Guitar Speaker it compares favorably to the EVM12L-BL), replacement for EAW FR129Z, EAW SM122e, 804058, LC1243
15" Speaker, 400W RMS, 2.5" Voice Coil8 Ohm, 101.6dB Sensitivity