Rockville RSG15.4 15&rdquo; 3-Way 1500 Watt 4-Ohm Passive DJ/Pro Audio PA Speaker Rockville RSG-15 Carpeted Passive Loudspeaker. Single 15&quot; Pro Audio Woofer. (4) Piezo 3&quot; Bullet Tweeters. (1) High Efficiency Piezo Compression Horn. RMS Power: 750 Watts. Program Power: 1000 Watts. Peak Power: 1500 Watts. 2.5&quot; High Temperature Aluminum Voice Coil. 8-Ohm Impedance. Sensitivity: 102dB @ 1w/1m. Frequency Response: 40Hz - 22 kHz. Speak ON Input connection. 1/4&quot; In/Out connections (Parallel). Dimensions: (20.5+13.2)x13.8x29.5in. Weight: 39.24Lbs. Pole Mountable. Rubber Isolating Feet. Construction: High-Density, High-Quality Non Resonant Particleboard, Stapled, Bonded &amp; Braced.