Boss Guitar Effects Guide Book Vol 7 (1991):
Integrates five high-quality effects indispensable for guitarists
Features five of the most popular guitar effects, including compressor, overdrive/distortion, digital delay, noise suppressor and chorus.
Effects are laid out in the most effective order for guitar applications For instance, the chorus is located after the digital delay in the signal chain, enabling wide 3-dimensional sounds.
The Color control lets you mix overdrive and distortion, or choose between the two.
The chorus features an outstanding stereo dimensional effect that varies depending on the placement of left and right speakers.
The send/return jacks allow system expansion using an external effect unit or volume pedal. A tuner out is provided for speedy tuning, and the headphone jack enables silent monitoring.
Compact and lightweight design.