The Carvin EQ2030 is the finest 1/3 octave graphic equalizer available at any price. Designed for exceptional clarity in both professional and home use, the EQ2030 easily handles applications from the most critical recording and sound reinforcement. Freq Resp: plus or minus 1dB, 10 Hz to 45kHz, Harmonic Distortion:<.01% THD, 20 Hz to 20kHz, 1/3 Ocatave Center Freq: 25,31.5, 40, 50, 63, 80, 100, 125, 160, 200, 315, 400, 500, 630, 800, 1k, 1.25k, 1.6k, 2k, 2.5k, 3.15k, 4k, 5k, 6.3k, 8k, 10k, 12.5k, 16k, and 20k, plus or minus 5%, Sweepable Low Cut Filter: 10 to 230 Hz, Sweepable High Cut Filter: 6k to 45kHz, Signal to Noise Ratio: 104dB, Boost/Cut: plus or minus 15dB, +20dBv into 600ohms, Size: 19"W x 6" D x 5 1/4"H, 11lbs (3 rack spaces)