b1s
KEPMA
B1S
All-solid Sitka spruce / rosewood
B1S is an all-solid GA acoustic guitar with a Sitka spruce top and rosewood back and sides. Explore specifications, dimensions, colours and performance videos.
- Top
- Solid Sitka spruce
- Back & sides
- Solid rosewood
- Neck joint
- NC neck-joint technology
- Body
- GA
- Scale
- 647.25 mm
- Nut width
- 43 mm
- Pickup (pickup-equipped version)
- L1 smart LOOP transacoustic pickup
- Color
- Natural / Vintage / Cherry Red
- Acoustic price (USD)
- US$ 1,070
- Pickup version price (USD)
- US$ 1,260
All products are available in left-handed and right-handed versions.
Buying optionsFind a dealerProduct overview
Born of ultimate passion, built for exceptional playability.
The Kepma B1S professional rosewood all-solid lets your passion bloom freely. The depth of rosewood and the clarity of spruce make every strum feel as effortless as the wind.
The poplar blossoms on the fretboard burn bright — light yet resolute, like your love of music: never loud, never compromising.
Key features
Details shape sound and feel
Top material
Top material: Imported North American quartersawn solid Sitka spruce.
HTT high-temperature baking technology
Improved top strength and stability, able to withstand vigorous strumming and other fingerstyle actions
NC neck-joint technology
The patented neck-joint structure emphasizes stability and easy maintenance, making playability adjustments more direct and controllable.
Precision machining and setup
Precision machining helps control component dimensions and assembly consistency. Assess playability through a hands-on trial and setup suited to your playing preferences.
Body and color options
Body options：GA. Color options：Natural / Vintage / Cherry Red.
Acoustic research
A wealth of accumulated modal-spectrum data, creating the sound you love.
Product specifications
Specifications
| Body shape | GA |
|---|---|
| Color | Natural / Vintage / Cherry Red |
| Nut width | 43 mm |
| Scale length | 647.25 mm |
| Neck joint | NC neck-joint technology (patent CN 107230463 B) |
| Top material | Solid Sitka spruce |
| Back & sides materials | Solid rosewood |
| Neck material | Mahogany |
| Fingerboard & bridge materials | Rosewood |
| Tuning machines | KEPMA gold K tuning machines |
| Nut & saddle | Cattle bone |
| Strings | Elixir phosphor bronze 16052 |
| Bridge pins | ABS |
| Pickguard | Japanese pickguard with PLEK marking |
| Truss rod | Dual-action steel truss rod |
| Fretboard inlay | Abalone inlay |
| Rosette | Abalone inlay + ABS |
| Body binding | ABS |
| Finish | Gloss |
| Pickup (pickup-equipped version) | L1 smart LOOP transacoustic pickup |
| Gig bag | Original Kepma gig bag |
| Included accessories | Polishing cloth, picks, adjustment wrench, bridge pins, etc. (actual package contents may vary) |
| Headstock veneer | Engineered eco-board |
| Headstock inlay | Shell |
| Acoustic price (USD) | US$ 1,070 |
| Pickup version price (USD) | US$ 1,260 |
Reference prices for international markets, based on the China retail price (USD, exchange rate updated 2026-10-13 03:34 UTC; rounded to the nearest 10). Final prices may vary due to tariffs, taxes, shipping and other fees. Please check with your local dealer.
Body shapes, colors and materials describe the model’s options. Confirm the exact combination and availability with a dealer.
Specifications are subject to the actual product.
Customer support
Downloads & support
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