Why This Guitar

Product Highlights

Premium connectivity with two XLR combo jacks, multiple line inputs, and modern USB-C for seamless integration with your computer.
This 5-channel audio hub features a vibrant color touchscreen for intuitive control over all your sources.
Onboard vocal effects and one-touch sound pads empower you to create professional-grade streams and podcasts with ease.
MIDI connectivity for external instruments and controllers
5-channel operation

Available Since: August, 2026
Item No.: 20400653
Local SKU: OS

All-in-One Streaming Command Center

The Gigcaster 5 is a complete audio hub for online creators. It features a five-channel mixer, high-impedance input for guitar/bass, two XLR inputs with high-grade preamps, a stereo line input, and Bluetooth for mobile device audio. Mix all your sources with ease for a professional stream.

Flagship BOSS Guitar and Vocal Effects

Plug in and play with world-class tone, no external processors needed. The GCS-5 includes flagship-quality amps and effects derived from the renowned BOSS GT-1000. It also features a dedicated suite of vocal effects, harmony, and voice transformer functions from the VE series to make your voice sound its best.

Intuitive Hands-On Control

Take command of your mix with a vibrant 4.3-inch color touchscreen, five independent channel faders, and a master fader. Customizable onscreen effect pads allow for real-time performance control, while the dedicated app provides deeper editing, backup, and sound pad playback for a seamless workflow.

BY THE NUMBERS

Technical Specifications

Hardware & Setup

Body & Build

Finish & Colour

Phantom PowerYes, +48V

EssentialNo

Bit Depth32

Rack MountableYes

Fader Count6

Sampling Rate48

Remote ControlYes

EssentialNo

Everything you receive

What's In The Box

Boss Gigcaster 5 GCS-5 5-Channel Audio Streaming Mixer with USB Interface
Owner's Manual
Local Warranty Card

BOSS

The Maker

About BOSS

BOSS has shaped the sound of modern music with compact effects pedals, amplifiers, loop stations, rhythm tools, and performance processors. Known for durable construction and musician-friendly design, its products help guitarists, bassists, singers, and creators build distinctive sounds in practice, studio, and live settings.

View All BOSS Products

Expert answers

Questions & Answers

6 questions answered by aDawliah experts·avg response 2 hours

You can connect up to two microphones via the XLR inputs, a guitar or bass to the high-impedance 1/4" input, and a stereo source like a keyboard to the stereo line inputs. You can also stream audio from a mobile device via Bluetooth.

The Gigcaster 5 is a fully digital mixer, featuring 32-bit floating-point processing, a color touchscreen for control, and extensive onboard digital effects and routing capabilities.

Yes, it features premium BOSS effects. For guitar and bass, it has amps and effects from the flagship GT-1000, and for vocals, it includes processors, harmony, and effects from the VE vocal series.

Absolutely. It functions as a 16-in/12-out USB audio interface, allowing you to send multiple channels of audio to your computer for multitrack recording in any major DAW software.

The GCS-5 provides two independent headphone outputs, each with its own dedicated EQ. This allows both the performer and an engineer or co-host to have tailored monitor mixes.

Premium connectivity with two XLR combo jacks, multiple line inputs, and modern USB-C for seamless integration with your computer.

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