MXR Booster mini. Nothing miniature about what it does to your tone. Up to 25dB boost, with the beautiful warmth and gritty flavour from the Echoplex preamp. You'll love it

Model: MXR Booster Mini
Made in: USA
Type: Booster
Power: 9v supply
Mods: none
Accessories: OG box power supply
Condition notes: very good condition with no noticeable scratches, etc.

Controls

Volume: controls the amount of boost given to your signal
Tone: adjusts the amount of tone