Ultimate 7-Band Graphic Equalizer Shape your sound effortlessly and eliminate feedback with 7 EQ bands. Tackle frequencies ranging from 100 Hz to 6.4 kHz with a powerful 15 dB boost/cut per band. This BEHRINGER product has been designed to compete head to head with leading products on the market. We’ve included a status LED for effect On/Off and battery check, and you can run your EQ700 on a 9 V battery or a DC power supply (not included). For absolutely noise-free operation, a first-class electronic On/Off switch is integrated.