Pastillas piezoeléctricas de 3 bandas sintonizador preamplificador de guitarra acústica Yamaha con extremo
1 x Acoustic guitar pickup piezo. Model: 3-bands Preamp with tuner. 1 x Guitar EQ Preamp. Engraver Pen. Professional tuner for acoustic guitar. Suitable for acoustic guitar and classical guitar. Raspberry pi Case.