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  • Special Order

    GFI System Synesthesia Stereo Modulation FX Pedal

    *This is a Special Order item that we order quickly and directly from our suppliers after your purchase and ship to you within 4-10 days.*

    The Synesthesia from GFI System is a dual channel modulation engine FX pedal that can run two modulation algorithms simultaneously.  Despite it's powerful capabilities, the Synesthesia remains user friendly, flexible and comes packed with tonnes of useful and modern features, to take the user on new and fantastic sonic journeys of exploration.

    The Details
    • Special Order item
    • Expected to ship within 4-10 days
    • Effect: Modulation
    • Made in Indonesia
    • Dual-engine runs 2 algorithms simultaneously
    • 38 classic and modern modulation effects
    • Flexible DSP Routings : Cascade, Mixture, Split
    • 32 Presets
    • Tap-Tempo
    • MIDI In / MIDI Thru
    • Expression Pedal and CV input.
    • Aux Switch expansion
    • Current draw : ~240 mA
    • Built with top quality components
    • 9VDC negative-center plug (power supply is not included)
    Shipping & Returns


    • Free UK shipping from orders of £200 or more
    • Orders despatched within 1-2 working days
    • Always tracked worldwide shipping
    • Plastic free packaging as standard


    30 day peace of mind return policy, but please read our terms and conditions, returns and refunds policy before placing an order. 

    What Do GFI Systems Say?

    The GFI System Synesthesia is an advanced, yet user friendly dual-channel modulation engine, capable of running two modulation algorithms simultaneously.

    Packed with 22 classic and modern algorithms (expandable to 30 with future updates) and 3 different DSP routing schemes (Cascade, Mixtures, and Split) Synesthesia offers limitless sonic possibilities.

    Armed with highly flexible expressive controls and switching modes, Synesthesia provides the familiar feel of using individual stompboxes.

    Large and bright informative display ensures you are always in absolute control of your sound.

    Synesthesia is not just another modulation pedal. By marrying a powerful dual-engine architecture with rich and deep algorithms we provide players with immersive and 'colorful' modulation effects experience, hence the name : Synesthesia.

    ​Synesthesia is for everyone, with carefully designed user interface and comprehensive feature sets, Synesthesia is suitable for professional musicians, recording musicians, performers, as well as bedroom guitarists.


    Flexible DSP Routings :   

    Preset mode

    conveniently recall your favorite patches from an easy-to-navigate banks of 32 presets. 

    Stompbox mode 

    stomp the footswitches to control the individual DSP, just like using individual stompboxes.

    Comprehensive external control ​​

    • Expression Pedal - with adjustable heel and toe values.
    • Control Voltage (CV) - takes 0 - 2.5 V control voltages.​ 
    • Aux Switches - accepts up to 3 external switches for versatile control (tap-tempo, bank up/down, etc).
    • MIDI In / MIDI Thru - nearly all features and functionalities of the pedal are opened to MIDI access, including MIDI clock. 


    You can tap in your tempo using an external tap pedal, via Midi, or on the pedal itself.Space saving

    12 cm x 12 cm (4.7" x 3.5"), impressively small for a pedal that can replace 3 or more individual stompboxes.​Switch effects order (pre or post)

    Effortlessly via the switchable Pre/Post configuration (specified on per-preset basis).