the t.amp TSA 1400, Amplifier with Switched-Mode Power Supply, 2x 670 W/ 4 Ohm, 2x 450 W/ 8 Ohm, 2x 800 W/ 2 Ohm, 1x 1380 W bridge at 8 Ohm, 1x 1600 W bridge at 4 Ohm, XLR input and output, Speaker Twist output, Protected circuit design: Audio limiter, temperature und short circuit, Dimensions: 484 x 350 x 97