Specifications:
Sub Octave bass effect pedal
Based on a classic Sub Octave circuit
From fat growls to trembling dub tones
Superior tracking
Two independent sub-octave voices
Switchable midrange boost up to +13 dB (400 Hz / 800 Hz)
Constant Headroom Technology (CHT) for more headroom
True Bypass
Controls for Dry, Oct 1 and Oct 2
MID switch to select the midrange boost center frequency
Internal trimpot for adjusting the mid boost level
Status LED
Metal casing
6.3 mm mono jack input/output
Power supply: 9V battery or 9V DC power adapter (not included).
Made in USA