2 Rockville RSG12.4 12 1000w DJ Speakers+RPA5 1000w Amplifier+Stands+Cables+Bag Rockville RSG12.4 Carpeted Passive Loudspeaker. Single 12 Pro Audio Woofer. (3) Piezo 3" Bullet Tweeters. (1) High Efficiency Piezo Compression Horn. RMS Power: 500 Watts. Program Power: 750 Watts. Peak Power: 1000 Watts. 2 High Temperature Aluminum Voice Coil. 4-Ohm Impedance. Sensitivity: 99dB @ 1w/1m. Frequency Response: 45Hz - 22 kHz. SpeakON Input connection.  In/Out connections (Parallel). Dimensions: (15.4+8.6)x12.5x25.5in. Weight: 28Lbs. Pole Mountable. Rubber Isolating Feet. Construction: Top quality MDF - Stapled, Bonded & Braced. Adjustable Height. Steel Construction. Black Color. Weight capacity: 100 LBS. Adjustable Height Range: 47.25-78.75 inches. Base spread: 15-40 inches. Tube Diameter: 1.5 - 1.37 inch. Leg Diameter: 1.37 inche. Includes (2) 20 foot 1/4" to Speakon NL-4 speakercables. Includes (1) Carry Bag. Rockville RPA5 1000 Watt Peak 2 Channel Professional/DJ Rack Mount Amplifier. 2U rack space. Bridged and Stereo output switch makes this perfect for (2) subwoofer, (2) speakers, or (4) speakers. Built in crossover switch allows make this perfect for speakers, monitors, or subwoofers. Channel A & B Clipping Led Indicators. Channel A & B Separate Level Controls. Power, signal, overload, clipping, and protection LED indicators on front of amp. Built-in dual high velocity quiet cooling fans. Maximum headroom for 4-ohm and 8-ohm Speakers. Level controls for precise setting and matching of sensitivity. Computer controlled IC protection circuitry against speaker short circuit, thermal over load, DC over load. User serviceable fuse (4A, 250V). Distortion: &lt;0.03%. Input Impedance: 20K Ohm Balanced and 10K Ohm Unbalanced. (2) Rockville RSG12.4 Single 12 Loudspeakers Totaling 2000 Watts Peak/1000 Watts RMS (1) Rockville RPA4 1000 Watt Peak/500 Watt RMS 2-Channel Amplifier (2) Speaker Stands (2) 1/4&#034; To Speakon NL4 Cables (1) Carry Case for Stands Rockville RSG12.4 Carpeted Passive Loudspeaker Single 12 Pro Audio Woofer (3) Piezo 3&#034; Bullet Tweeters (1) High Efficiency Piezo Compression Horn RMS Power: 500 Watts Program Power: 750 Watts Peak Power: 1000 Watts 2 High Temperature Aluminum Voice Coil 4-Ohm Impedance Sensitivity: 99dB @ 1w/1m Frequency Response: 45Hz - 22 kHz SpeakON Input connection In/Out connections (Parallel) Dimensions: (15.4+8.6)x12.5x25.5in Weight: 28Lbs Pole Mountable Rubber Isolating Feet Construction: Top quality MDF - Stapled, Bonded &amp; Braced Adjustable Height Steel Construction Black Color Weight capacity: 100 LBS Adjustable Height Range: 47.25-78.75 inches Base spread: 15-40 inches Tube Diameter: 1.5 - 1.37 inch Leg Diameter: 1.37 inche Includes (2) 20 foot 1/4&#034; to Speakon NL-4 speaker cables Includes (1) Carry Bag Stereo 8 Ohm: 2 x 125W Stereo 4 Ohm: 2 x 250W Bridged 4 Ohm: 1 x 500W Stereo 8 Ohm: 2 x 250W Max Stereo 4 Ohm: 2 x 400W Max Bridged 4 Ohm: 1 x 1000W Max Combo jack (XLR and ) A &amp; B inputs RCA A &amp; B Inputs Banana binding post speaker output Speakon output XLR direct output Rockville RPA5 1000 Watt Peak 2 Channel Professional/DJ Rack Mount Amplifier 2U rack space Bridged and Stereo output switch makes this perfect for (2) subwoofer, (2) speakers, or (4) speakers Built in crossover switch allows make this perfect for speakers, monitors, or subwoofers Channel A &amp; B Clipping Led Indicators Channel A &amp; B Separate Level Controls Power, signal, overload, clipping, and protection LED indicators on front of amp Heavy duty rack mount ears with handles Built-in dual high velocity quiet cooling fans Maximum headroom for 4-ohm and 8-ohm Speakers Level controls for precise setting and matching of sensitivity Computer controlled IC protection circuitry against speaker short circuit, thermal over load, DC over load User serviceable fuse (4A, 250V) Frequency Response: 20Hz to 20KHz &lt;+/- 0.5dB Distortion: &lt;0.03% Input Impedance: 20K Ohm Balanced and 10K Ohm Unbalanced Signal to Noise Ratio: &gt; 102dB Power Requirements: 120V / 50-60Hz Weight: 13.4 lbs Dimensions: 18.97 x 11.02 x 3.54 inch