Handy little brown box for your brown bass. This is basically a light compressor that allows for a level boost and a touch of extra treble/sparkle. Handy on short scale basses especially. Sounds good, looks delightfully bad. 

Model: Boss LM-2B Bass Limiter
Made: Taiwan, 1990-5
Type: compressor
Power: standard 9v negative supply (not included)
Equivalent new street price (approx): n/a
Mods: some knobs replaced
Accessories: no box or docs
Condition notes: used, few marks/chips etc, good condition