Affordable, reliable and ideal for live performance. The Sigma BME+ comes equipped with a solid top, resulting in a sound that will only get better with age. It also features a mixture of tonewoods that project a versatile and traditional acoustic sound - mellow, warm, and rich.


A comfortable J-14 fret body offers great acoustic volume and projection. Additionally, you can play numerous techniques and genres with ease thanks to its versatile tone and traditional bass neck profile.

Equipped with Sigma electronics, the Sigma BME+ is ready for the stage or studio. A built-in tuner also ensures quick and easy tuning wherever you play. Traditional in looks and sound, the BME+ is ready for the modern player craving a classic Electro Acoustic Bass.

Solid Sitka Spruce Top & Mahogany Body :

The Sigma BME+ features a solid sitka spruce top that will only sound better with age. Its stunning sitka spruce top projects an articulate tone with a broad dynamic range. The solid top is also favoured for its versatile response. Achieve numerous genres and techniques with ease, from lighter fingerpicking styles, to heavier more aggressive strumming patterns. Furthermore, the solid top is paired with mahogany back and sides, adding a distinct mellow warmth with plenty of resonance. Additionally, used as back and side panels, the mahogany delivers a meaty mid-range, producing punchy, woody tones with plenty of depth and complexity.

Mahogany Neck & Micarta Fingerboard :

Constructed from mahogany, the BME+'s neck delivers a resonant rich warmth that responds superbly to many different playing styles with equal ease. Additionally, the neck has traditional acoustic bass neck profile for fluent and comfortable playability. Furthermore, the neck is topped with a micarta fingerboard which offers a smooth playing experience whilst adding pleasing tones to the guitar's overall sound.

Built-In Sigma Preamp & Tuner :

Ideal for the gigging or recording player. This affordable instrument comes equipped with a Sigma preamp system, ideal for the stage or studio. Sigma's preamp allows you to tweak your amplified tone and features slide controls for bass, middle, and treble with a rotary control for volume. Furthermore, the preamp also has a built-in tuner, providing quick, precise and easy tuning on the go - whether performing acoustically or amplified.

Bone Nut :

The Sigma BME+ Electro Acoustic Bass features a bone nut, which offers excellent resonance and sustain, along with an authentic appearance. A bone nut also delivers a very balanced tone, and will last a long time. In addition, this type of nut naturally self lubricates and helps you stay in tune for longer.

Specifications :

Body & Bridge :

Top Material: Solid Sitka Spruce
Body Material: Mahogany
Body Type: J-14 Fret
Bridge Material: Micarta
Saddle Material: Bone
Finish: PU-Lacquer
Colour: Natural

Neck & Fingerboard :

Neck Material: Mahogany
Neck Profile: Bass
Neck Construction: Dovetail Joint
Fingerboard Material: Micarta
Nut Material: Bone
Neck Width at Nut: 40.1 mm
Scale Length: 864 mm

Hardware & Electronics :

Hardware Colour: Chrome
Tuning Machines: Die-Cast
Pickguard: Faux Tortoise
Electronics: Sigma Preamp
Controls: Volume/Tuner/Bass/Middle/Treble