Date Region Description Price Seller
USAKeeley Java Boost. With box. ![Keeley Java Boost](https://rvb-img.rever...$175.00
USAGreat condition with no major blemishes. Works as intended. Velcro pads ...$200.00
USAVery nice. Well taken care of. ![Keeley Java Boost](https://rvb-img.re...$249.00
USAUp for sale is this Keeley Java Boost treble booster guitar pedal. It's ...$249.00
Japankeeley Java boostA germanium transistor called CV7003 is built in.condit...$269.16
USAHard To Find Mullard Enhanced Edition. Excellent Condition.Tested &...$279.99