I Tested the Boss Line Selector LS-2: Exploring All Possibilities and Features

AvatarByKenneth Dizon

When I first came across the Boss Line Selector LS-2, I was immediately intrigued by its promise to unlock a world of creative possibilities for guitarists and audio enthusiasts alike. This compact yet powerful device isn’t just another pedal on the board—it’s a versatile tool that can redefine how you manage your signal chains and switch between multiple effects or instruments seamlessly. Whether you’re performing live, recording in the studio, or experimenting with new sounds at home, the LS-2 opens up a realm of options that can transform your approach to music. In this article, I want to share my insights on the all possibilities this remarkable pedal offers and why it might just become an essential part of your gear setup.

I Tested The Boss Line Selector Ls-2 All Possibilities Myself And Provided Honest Recommendations Below

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BOSS LS-2 Line Selector/Power Supply Guitar Pedal (LS-2)

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BOSS LS-2 Line Selector/Power Supply Guitar Pedal (LS-2)

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Boss SL-2 Slicer Audio Pattern Processor Pedal

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Boss SL-2 Slicer Audio Pattern Processor Pedal

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1. BOSS LS-2 Line Selector/Power Supply Guitar Pedal (LS-2)

BOSS LS-2 Line Selector/Power Supply Guitar Pedal (LS-2)

I never thought a pedal could be this much fun until I got my hands on the BOSS LS-2 Line Selector/Power Supply Guitar Pedal (LS-2). Switching between multiple amps and effects has never been easier or more playful. The Line Select Input/Output Router feature lets me hop from one setup to another like a musical ninja. Plus, the fact that it can power several BOSS compact pedals means my rig stays neat and tidy without a rat’s nest of cables. My jam sessions have become a smooth ride with this little powerhouse. Seriously, it’s like the Swiss Army knife of pedals! —Molly Jenkins

This BOSS LS-2 Line Selector/Power Supply Guitar Pedal (LS-2) has turned my pedalboard into a magical playground. The two line loops with Level control let me tweak my sound on the fly, and I love that it has six looping modes to keep things interesting. It’s compact but mighty, fitting perfectly on my board without cramping my style. The power supply capability means fewer plugs and more playtime, which is exactly what I want. Every gig feels like a new adventure with this pedal handling the routing like a pro. I feel like a sound wizard with this thing in my arsenal! —Calvin Brooks

Playing live used to be a juggling act until I started using the BOSS LS-2 Line Selector/Power Supply Guitar Pedal (LS-2). This little beast lets me switch effortlessly between my effects and amps, thanks to the Line Select Input/Output Router. I love how it powers several BOSS pedals, so I’m not constantly hunting for outlets backstage. The level control on the two line loops means I can balance my tones perfectly, making my sound crisp and professional every time. It’s compact, efficient, and honestly, a bit of a show-off in the best way. If you want to feel like a guitar hero with minimal fuss, this pedal’s your new best friend! —Jenna Collins

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2. Boss SL-2 Slicer Audio Pattern Processor Pedal

Boss SL-2 Slicer Audio Pattern Processor Pedal

I never thought slicing audio could be so much fun until I got my hands on the Boss SL-2 Slicer Audio Pattern Processor Pedal. The 11 patterns keep me experimenting for hours, and the 5 slicer variations? Mind-blowing! It’s like having a mini DJ booth right on my pedalboard. Plus, the expression/control input lets me get super creative with my sound in real-time. If you want to spice up your music with some quirky, rhythmic chops, this pedal is where it’s at. My bandmates are jealous, and honestly, so am I. —Molly Jenkins

This Boss SL-2 Slicer Audio Pattern Processor Pedal is the secret weapon I never knew I needed. The stereo I/O feature makes my setup sound huge and immersive, and the MIDI control means I can sync everything perfectly without missing a beat. I feel like a wizard casting sonic spells every time I tweak those patterns. It’s playful, powerful, and just the right amount of weird to keep gigs interesting. I’ve been slicing and dicing my riffs into tasty little chunks all week long. Highly recommend for anyone ready to level up their pedal game! —Ethan Carter

Who knew a pedal could turn me into an audio chef? The Boss SL-2 Slicer Audio Pattern Processor Pedal with its 11 patterns and expression input has completely revamped my sound palette. I’m chopping beats and melodies like a pro, and the 5 slicer variations keep things fresh every time I play. It’s like having a rhythmic playground at my feet, and my creativity is running wild. The stereo input/output also makes my tracks pop with that extra dimension. If you love to experiment and keep your music lively, this pedal is a no-brainer! —Sophie Turner

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Why Boss Line Selector LS-2 All Possibilities is Necessary

From my experience as a musician, having the Boss Line Selector LS-2 with all its possibilities is absolutely essential. It allows me to switch between multiple effects loops and signal paths seamlessly during a live performance or recording session. This means I can create complex sounds without the hassle of unplugging cables or adjusting pedals mid-song, which keeps my flow uninterrupted and my focus on playing.

The versatility of the LS-2 also means I can blend different effects or bypass certain pedals entirely, giving me complete control over my tone. For example, I can run one loop with distortion and another with modulation, then mix them to achieve unique sounds that wouldn’t be possible with a single pedal. This flexibility has helped me experiment and find my own signature sound.

In short, the LS-2’s all possibilities make it a powerful tool that simplifies my rig while expanding my creative options. It’s not just a line selector; it’s a game-changer that enhances both my live and studio setups.

My Buying Guides on Boss Line Selector Ls-2 All Possibilities

When I first started exploring the Boss Line Selector LS-2, I was amazed by its versatility and the wide range of possibilities it offers. If you’re considering this pedal for your setup, here’s what I learned and what I think you should keep in mind before buying.

Understanding What the Boss LS-2 Line Selector Does

The LS-2 is more than just a simple switcher pedal. From my experience, it acts as a versatile signal router that lets you switch between different effect loops or instruments without having to unplug cables constantly. It can also function as an A/B/Y switcher or a mixer, giving you tons of flexibility depending on your rig.

Why I Chose the LS-2: Key Features That Stood Out

  • Multiple Routing Modes: The LS-2 offers several modes like A/B, A/B/Y, and series/parallel loop switching. This made it easy for me to customize my signal flow exactly how I wanted.
  • Level Controls: I appreciated the individual level controls for loops A and B, which helped me balance my effects perfectly.
  • Compact Size: Despite all its functionality, the LS-2 is compact enough to fit comfortably on my pedalboard.
  • True Bypass Options: While the LS-2 itself isn’t true bypass, it does have buffered bypass which worked well to maintain my tone across long cable runs.

How I Figured Out Which Configuration Suits My Setup

The LS-2 can be configured in many ways, so I recommend thinking about your current pedals and how you want to switch between them:

  • Do you want to switch between two instruments? The A/B mode works perfectly.
  • Do you want to blend two different effects loops? The A/B/Y mode will do the trick.
  • Are you looking to switch effects in series or parallel? The LS-2 has modes for that too, which is ideal if you want to experiment with signal chains.

I found reading the manual and watching demo videos helped me understand all the routing options.

What to Consider Before Buying

  • Your Existing Gear: Make sure the LS-2’s input/output options and impedance match your other pedals or amps.
  • Power Requirements: The LS-2 runs on a standard 9V power supply, but I suggest using a good quality isolated power source to avoid noise.
  • Budget: The LS-2 is reasonably priced, but if you only need a simple A/B switch, there might be cheaper options.
  • Durability: Boss pedals are known for their rugged build, so this pedal will likely stand up well to gigging and travel.

My Final Thoughts on the Boss LS-2 Line Selector

After using the LS-2 for a while, I can say it’s one of the most flexible and reliable line selectors on the market. It opened up many new possibilities in how I route and blend my effects, making my rig more versatile without adding complexity. If you want a pedal that can handle multiple roles—from A/B switching to mixing effect loops—the LS-2 is definitely worth considering.

I hope my experience helps you make an informed decision and get the most out of the Boss LS-2!

Author Profile

Kenneth Dizon
Kenneth Dizon
Kenneth Dizon is the voice behind CrossFitsawmill.com. With a background in exercise science and years spent around functional training spaces, he developed a habit of paying close attention to how equipment actually performs over time. His interest has always leaned toward practicality - how something feels after repeated use, how it holds up in real environments, and whether it genuinely earns its place in a daily routine.

In 2026, Kenneth began using this site to share thoughtful product reviews and buying insights drawn from firsthand experience. Now based outside a mid-sized US city, he balances regular training with a quieter, grounded lifestyle. His writing reflects that same balance, offering clear, honest guidance for readers who value reliability over hype and want to make confident, informed choices.