Input: 50k Unbalanced TS 1/4" Plug - Balanced Output: 600 XLR Jack * Features a 1/4" Parallel Passthrough (Link) Circuit * Input Attenuation: Switchable (0db, -20db,-40db) - Switchable Ground Lift * Durable All Steel Construction - Built For The Road * Dimension: 4.72""D x 3.01""W x 1.77""H