DBX DI4, Multichannel DI Box with Line Mixer, Frequency range: 20 - 20,000 Hz, Reduction of input signal -20 dB and -40 dB / channel, Earthing switch, Panorama slider and volume slider / channel, Headphone output (RCA), Robust metal housing, Dimensions: 44.5 x 230.6 x 217 mm, Weight: 1.75 kg