These handy boxes can be used to match consumer grade audio devices (-10dB) to pro equipment (+4dB). These units convert the level and provide the conversion from balanced to unbalanced operation and vice-versa.
XLR, TRS mini and RCA phono jacks
Level controls
Active circuitry, power by Whirlwind PS24 supply (included)
Frequency Response:
± .1 dBV 20-20kHz at unity gain; ± .07 dBV 20-20kHz +4 to –10 dBV
Total Harmonic Distortion +Noise:
< .0015% 20-20kHz at unity gain; < .0024% 20-20kHz +4 to –10 levels