GS-4    /     Acoustic Guitar Preamp    /    Acoustic Guitar Preamp

Cherub GS-4 is a small form factor onboard preamp for acoustic guitars. It features an HD color display that ensures you a clear tuning visual under any light condition. This system can run up to 36 hours with only just two pieces of CR2032 battery.
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01GS-4 User Manualdocuments.pdf2020-06-19