Preamplifier
This very unit Hybrid is a special tool, 
one has the ability of creating a personal pre-amp sound settings. 
 A number of ideal characteristics give the flexibility you need. 
1) Preamplifier with {volume, gain} controls
2) Equalizer {high, low} 
3) D/I Box {Balance out, unbalance out} 
4) Headphone amplifier {volume}
5) Mute switch 
6) Tube simulation switch 
7) send - return for effect connection.
This processing signal perfectly follows the original direct sound 
and creates a realistic sound. 
 Especially in Tube EQ position there is a pure and perfect polyphonic Harmonic sound. 
 Moreover, the echo-reverb unit produces rich sound.
 Dimensions : 110 X 35(55) X 140 mm