Martin J-40 Standard Series Acoustic Guitar - (2025) Natural Aging Toner 2-colour-sunburst The ultra wide frequency response

The ultra wide frequency response of 3Hz to 50kHz is flat throughout the entire spectrum and results in accurate room calibration using Smaart

1/4 inch TRS Jack)  /  1 AUX (RCA)

Designed for small and medium sized cinemas with a maximum throw distance of 15m (49

Martin Authentic Acoustic Bass strings offer excellent tuning stability

Wizard III 3pc Maple neck

Martin J-40 Standard Series Acoustic Guitar - (2025) Natural Aging Toner 2-colour-sunburst The ultra wide frequency responseThe Martin J 40 is a trusted standout in Martins acoustic lineup that makes an unforgettable statement in both sound and style. Its Jumbo body size combines a larger, tight waisted shape with powerful projection, delivering resonant bass, shimmering trebles, and exceptional balance that suits any playing style. Handcrafted with a solid spruce top and solid East Indian rosewood back and sides, the J 40 boasts deep bass and rich overtones, creating a