WES Audio Timbre, 1-Channel vari-mu tube compressor, Carnhill transformers, 6386 tubes, Single / double / triple mode, Max. gain: 45 dB, Max. gain reduction: 40 dB, Switched, six-position release time selector, Switchable side-chain high-pass filter, Bypass function, Link function, Balanced XLR input and output, Design: 19"" / 2HE, Dimensions (W x H x D): 483 x 88 x 235 mm, Weight: 7 kg