Trace Elliot Transformer DI; Compact DI box for bass and acoustic instruments; Audiophile quality: 1:1 audio level conversion; Converts balanced to unbalanced line signals or unbalanced to balanced line signals; Perfectly balanced, proprietary transformer design with extremely high-permeability Ni-Fe core; Input: 1x 6.3 mm jack, 1x XLR; Output: 1x 6.3 mm jack, 1x XLR; Linear frequency response from 20 Hz to 20 kHz (-0.5 dB) with a deviation of no more than +/-1.0 dB from 14 Hz to 80 kHz; Total harmonic distortion <0.015% from 70 Hz to 80 kHz; total harmonic distortion 0.5% at 20 Hz; galvanic isolation of >500V between secondary and primary windings or windings; input attenuation <1.0 dB; input levels up to +22.2 dBu are processed without distortion; Ground lift with HF suppression circuit; Excellent for low to medium impedance signal sources