London used
Body: The full-size Troll DR-30 features a tilt-back..
Usage: a portable amplifier specifically designed for electronic drums and also frequently used as a practice amplifier for bass guitar
Connection: Dual 1/4" Jacks (Input 1 & 2). There are two standard high-impedance inputs [1.1, 1.9, 1.21]. This allows you to:
Connect your electronic drum module (the "brain").
Simultaneously connect a metronome, a bass guitar, or a second instrument for practicing together.