JBL PRX425 Passive PA Speaker 1200W Dual 15" Woofers. Features: 2 x 12" LF Driver - 1" HF Driver - Continuous Power: 600W - Program Power: 1200W - Peak Power: 2400W - Impedance 4 ohms - Frequency Range: 55Hz - 19kHz - Maximum Peak SPL: 134dB - Weight: 74 lbs. For a Detailed Guide to Passive PA Speakers see https://www.gearank.com/guides/passive-pa-speakers