Boss AB-2
Professional music gear - detailed information and where to buy
Boss
AB-2
Product Info
* Prices may vary. Check retailer for current pricing and availability.
The AB-2 is a classic for a reason. It's a rock-solid, no-fuss way to quickly switch between guitars or amps – perfect for players who want simple, reliable A/B routing without any signal coloration. Great for live rigs or quickly testing different amp setups at home.
Product Description
- Boss AB-2
- 2-Way A / B switch
- Optionally switches two inputs to one output or two outputs to one input
- Circuit with active electronics: Noiseless switching
- no influence on the switched signals (-20 dBU inputs and outputs)
- Display of the switching state by means of a red LED (Channel A) and a yellow LED (Channel B)
- Power supply by 2 x Micro-battery (AAA-Size)
- Power consumption max. 5 mA therefore approx. 100 operating hours
PROS
- • Silent switching avoids unwanted noise during transitions
- • Compact size ideal for tight pedalboard setups
- • Simple operation – instantly understandable LED indicators
- • Battery power offers convenient, cable-free operation
CONS
- • Limited functionality compared to more complex routing solutions
- • AAA batteries can be a recurring expense
- • No thru jack restricts signal chain flexibility
Product Video
Key Features
Type
A/B Switch
Loops/Channels
2
MIDI
No
Buffer
No
Power Supply
2 x AAA Batteries / 9V DC Adapter (optional)
Dimensions
88 x 31 x 100 mm
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Frequently Asked Questions
No, the active circuit is designed to be transparent, ensuring the switched signals remain unaffected – you’re just changing the path.
Yes, it can be powered with a standard Boss 9V DC adapter, which is a more economical long-term solution than batteries.
Unlike passive boxes, the AB-2's active circuitry guarantees silent, click-free switching, which is a huge benefit for live performance.
