📌LAB POINTS upgrade from standard preamps with audiophile grade components + True Balanced Connection compatible with moving magnet (MM) + moving coil (MC) cartridges gain / impedance / capacitance settings for proper cartridge loading switchable subsonic filter high quality metal casing offers shielding from both vibration and electromagnetic interference "The Phono Box S3 B is an entry-level phono preamplifier that offers a fully balanced design in a neat, small package. We’ve packed this tiny chassis to the brim with high-end features. One of those is our new True Balanced Connection. At Pro-Ject, balanced connections were exclusive to our RS range of products until now. The Phono Box S3 B brings those features to an incredible new entry level." - Pro-Ject 🔎TECH SPECS INPUT IMPEDANCE: 10, 50, 100, 1k, 47k ohms INPUT CAPACITANCE: 50, 150, 300, 400 pF GAIN SWITCH (+ 6dB using XLR Out sockets): 40, 45, 60, 65 dB SUBSONIC FILTER: 20Hz with 18dB/octave SNR MM (40dB): 03dBV, 110dBV - 'A' weighted SNR MC (60dB): 85dBV, 90dBV - 'A' weighted THD at 1 kHz: