Volume control
Bass Mid Treble control
Phase control button
Low battery indicator(powered by 9V battery)
Build-in tuner
Pre-wire Sonicore pickup for solder-free,plug and play installation
Low profile control knobs
Small footpint For easy access to controls
Combined Battery box with preamp
Preamp internal size: 46.5mm x 78.5mm (1.83 x 3.08inches)
Preamp External size: 81.5mm x 55mm (3.20 x 2.17 inches)
Distance between 2 screws on Preamp: 45.3mm x 70.0mm (1.78 x 2.76 inches)