This is a tasty little spring style, amp-like reverb. You can get it to feedback if you dime the knobs, and the boost control adds some fun possibilities for solos or just as a last-in-chain signal fixer. Super handy.

Model: Tech 21 Boost RVB
Made in: NYC USA, recent model (serial 987249)
Type: reverb
Power: standard 9v negative DC supply or 9v battery, not included
Equivalent new street price (approx): n/a
Mods: none
Accessories: no box or manual
Condition notes: used, no major marks, fully functional. Overall: very good condition