Pricing and availability
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Average Price: $815
Standard/Professional
$500
$1001+
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Based on price data from 6 merchants for "Boss ACS Acoustic Singer Pro". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Unleash your acoustic potential with the Boss ACS Acoustic Singer Pro, a powerhouse combo amplifier designed for the modern troubadour. Whether you're performing in intimate coffee shops or commanding larger venues, this amp's 120-watt bi-amp design delivers rich, full-bodied sound that truly captivates. Featuring dual channels tailored for both guitar and vocals, each equipped with discrete analog input circuits and three-band EQ, the Acoustic Singer Pro ensures studio-quality clarity and definition.
The Acoustic Resonance processing breathes life back into your guitar's sound, restoring its natural tone lost to piezo pickups. Meanwhile, the automatic vocal harmony feature crafts seamless harmonies as you play, adapting in real time to your chord changes. This amp also includes a built-in looper, allowing you to layer sounds effortlessly for dynamic live performances.
Connectivity is king with the Acoustic Singer Pro, offering dual XLR DI outputs, a USB interface for direct recording, and an AUX input for additional tracks. It's a robust solution for singer-songwriters, ensuring your musical expression is fully realized in every setting.
Key Features:
- 120-watt bi-amplified design with custom 8" woofer and tweeter
- Dual channels with discrete analog inputs and 3-band EQ
- Guitar channel with Acoustic Resonance to enhance piezo pickup sound
- Mic channel with phantom power and 1/4"/XLR combo input
- Built-in FX: Chorus on guitar, delay/echo on mic, independent reverb on both
- Automatic vocal harmonies via real-time key/chord analysis
- Integrated looper for live performance enhancement
- Dual XLR DI outputs and USB for direct computer recording
- Control looper, harmony, and effects with optional footswitches
Owner's manual
Boss ACS Acoustic Singer Pro User ManualProduct specs
| Type | Acoustic Combo Amp |
| Number of Channels | 2 |
| Total Power | 120W Bi-amped |
| Speakers | 1 x 8" Woofer, 1" Dome Tweeter |
| Inputs | 1 x 1/4" (instrument), 1 x XLR-1/4" combo (mic), 1 x 1/8" (aux) |
| Phantom Power | Yes |
| Outputs | 2 x XLR (DI/line out) |
| Headphones | 1 x 1/4" (headphones/rec out) |
| USB | 1 x Type B |
| EQ | 3-band EQ |
| Reverb | Yes |
| Effects | 2 x Chorus (guitar), Delay/Echo (mic), Harmony (mic) |
| Feedback Control | Anti-Feedback Notch Control |
| Footswitch I/O | 3 x 1/4" (harmony/mute, GA-FC, looper/chorus) |
| Footswitch Included | Yes, 2-button footswitch |
| Power Source | Standard IEC AC cable |
| Height | 14.12" |
| Width | 16.43" |
| Depth | 13" |
| Weight | 31.9 lbs. |
FAQs
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Is the Boss ACS Acoustic Singer Pro suitable for both guitar and vocals?
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Yes, the Boss ACS Acoustic Singer Pro is designed for both acoustic guitar and vocals, featuring separate channels with dedicated controls and effects for each.
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Does the Boss Acoustic Singer Pro have built-in effects?
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Yes, it includes built-in effects such as reverb, chorus for guitar, and delay/echo and harmony for vocals, allowing for versatile sound shaping.
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What are the connectivity options on the Boss Acoustic Singer Pro?
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It offers multiple connectivity options, including 1/4" and XLR-1/4" combo inputs, 1/8" aux input, XLR outputs for DI/line out, and a USB Type B port.
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Does the Boss ACS Acoustic Singer Pro provide anti-feedback features?
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Yes, it includes an Anti-Feedback Notch Control to help minimize feedback, ensuring a clear and stable performance.
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What is the power output of the Boss Acoustic Singer Pro?
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The amp delivers 120 watts of bi-amped power, providing ample volume and clarity for live performances.
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Can I use a footswitch with the Boss Acoustic Singer Pro?
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Yes, the amp comes with a 2-button footswitch and has additional footswitch inputs for controlling harmony/mute, GA-FC, and looper/chorus functions.
Videos
PMTVUK
Boss Acoustic Singer Pro & Live Amplifiers - Review & Demo
Reviews
PROS
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Crystal clear sound with zero unwanted noise
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Built-in effects for both guitar and microphone enhance performance
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Portable despite its powerful output
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High-quality built-in preamp and harmonizer
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Versatile for both indoor and outdoor gigs
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Easy to use, with user-friendly controls and setup
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Dual power configuration ensures clean and balanced output
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Built-in looper and harmonies add depth to performances
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Works well with a variety of musical instruments and styles
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Vocal effects sound authentic and non-robotic
CONS
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Slightly heavy, making portability a bit challenging
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Looper function lacks separate control for guitar and mic inputs
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Does not have Bluetooth connectivity
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Footswitch that comes with it is flimsy
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Boss ACS Acoustic Singer Pro.
Features and functionality
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The harmony feature can add harmony above, below, or in unison with your singing, utilizing guitar notes for reference.
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The acoustic resonance button allows adjustments to brighten or soften the guitar tone, enhancing sound versatility.
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The GA-FC pedal's LOOP label refers to effects loop control on other amps, not a loop phrase recorder for the Acoustic Singer Pro.
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Owners highlight the amp's built-in chorus as a standout feature, praised for its quality when needed for performances.
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User experience
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Users find the amp's volume sufficient for soft acoustic settings with a drummer using whip sticks but note it struggles with full-volume drumming.
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Owners report needing an additional pedal to activate the looper feature on the Boss Acoustic Singer Pro.
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Users appreciate the amp's portability, describing it as small, easy to use, and suitable for both songwriting and gigging settings.
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Use cases and applications
Software and compatibility
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The GA-FC pedal requires specific labels for correct function with the Boss Acoustic Singer Pro; these can be acquired through Roland/Boss support.
Source
Critic Reviews
4.0 out of 5
Based on 0 Reviews and 1 Rating
Artist usage
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