Boost
function:
It
includes
a
footswitch
activated
boost,
up
to
30dB.
Really
handy
for
solos
or
when
you
want
to
push
your
amp
tubes
FX
loop:
An
internal
FX
loop
lets
you
activate
your
favorite
effects
just
by
engaging
the
Drive
maker.
Also,
it
can
be
assigned
for
boost
channel
only.
Guitar
or
Bass
use:
An
internal
switch
lets
you
choose
between
2
types
of
output
voicings,
designed
to
work
with
guitar
or
bass
frequencies.