This is a used Rogue RB-30B Bass Combo Amplifier that delivers 30W of beautiful bass through a high-performance 10" speaker. Comes equipped with an EQ section that's switchable between 3 tone controls and 4-band graphic EQ, giving you more tonal flexibility than you'll find in any other bass amp in this price range. Also features high and low inputs; controls for high boost (footswitchable on/off), volume, and presence; a line out; headphone jack; and effects loop.
Features

30W of power

10" bass driver

Switchable between low/mid/high tone controls and a 4-band graphic EQ

High and low inputs

Footswitchable boost

Presence control for additional tone tweaking

Line out, headphone jack, and effects loop connections

16"W x 16-1/2"H x 8-1/2"D