This item runs exclusively on an operating voltage of 230 V and therefore requires a voltage transformer to run in your country of United States.
Manley Variable MU 30th Anniversary Edition; limited special edition; stereo tube compressor/limiter for mixing and mastering applications; T-Bar modification with four 6BA6 tubes; Manley Iron input and output transformers; adjustable input level (-8dB to +8dB); continuously variable threshold; adjustable attack-time (25 - 70ms); 5-position rotary switch for recovery-time (0.2 - 8s); highpass side chain filter (-3dB @ 70Hz); function modes: limiter (4:1 to 20:1) or compressor (1.5:1); hard bypass switch per channel; max. gain: 35dB; illuminated VU-meter; stereo-link switch; XLR inputs and outputs; dimensions: 19" / 2 U; weight: 7.5kg