Joyo GEMBOX K8 Guitar Amp Modeller Multi-Effects Processor w/ Built-In USB-C Audio Interface & Expression Pedal - GEMBOXK8
Joyo GEMBOX K8 Guitar Amp Modeller Multi-Effects Processor w/ Built-In USB-C Audio Interface & Expression Pedal - GEMBOXK8
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Unleash your tone. Shape your sound. Master every stage.
The JOYO GEM BOX K8 is a professional-grade guitar modelling processor and multi-effects pedal, designed for guitarists who demand versatility, power, and precision. Whether you're on stage, in the studio, or practicing at home, the K8 delivers authentic tones, intuitive control, and seamless integration into any setup
.Powered by a dual-core DSP engine, the GEM BOX K8 packs over 160 effects, 11 simultaneous effect modules, and 400 preset slots, giving you the flexibility to create, store, and instantly switch between complex signal chains with zero compromise.
Features
Amp & Effects Modelling
- 160+ effects including amp sims, distortions, modulations, delays, and reverbs
- Powered by JOYO’s latest tone algorithm and dual DSP for rich dynamics and analog feel
5" Touchscreen Interface
- High-resolution color touchscreen with laser-engraved panel
- Drag-and-drop effect chain editing and vibrant multi-color modes for dark stages
11 Simultaneous Effect Modules
- Chain up to 11 effects at once for unlimited tonal flexibility
60-Second Looper + Drum Machine
- Practice and compose with a built-in looper and 90 rhythm patterns
Pro Audio Interface & IR Support
- Built-in USB-C audio interface for low-latency recording and streaming (DAWs/OTG phones)
- Supports third-party IRs for ultra-realistic cabinet emulation
Custom Footswitch Control
- 4 multifunction footswitches with A/B/C modes for scene switching, tap tempo, loop control, and more
- Switch between 100 preset groups with 4 chains each, without lag
MIDI & FX Loop
- Full MIDI I/O and stereo FX loop for maximum integration and flexibility
Assignable Expression Pedal
- Robust, real-time control over volume, wah, or any effect parameter
Perfect For :
- Gigging musicians needing quick scene switching and FX control
- Studio guitarists seeking high-fidelity modelling and recording
- Bedroom players wanting professional tones and silent practice
- Content creators and streamers using live audio via USB
From silent jams to arena-ready tones—JOYO GEM BOX K8 delivers total sonic freedom
Specifications |
|
| Brand | Joyo |
| Model | Gem Box K8 |
| Effects | 163 |
| Effect Modules | 11 simultaneous |
| Preset Storage | 400 (80 factory + 320 user) |
| Display | 5-inch colour touchscreen |
| Looper | 60 seconds |
| Drum Machine | 90 patterns |
| IR Loader | Yes (third-party IR support) |
| USB Interface | USB-C OTG / Audio Interface |
Impulse Response |
|
| Format | WAV |
| Sampling Rate | 44.1 kHz |
| Sampling Accuracy | 24 bit |
| Samples | 1024 |
| * K8 editing software supports full sampling rate conversion | |
Hardware |
|
| MIDI | 2 x 5-Pin MIDI Female (In/Out) |
| Line In | 1 x 1/4" Unbalanced Mono (Impedance: 1MΩ) |
| Aux In | 1 x 1/8" Unbalanced Stereo (Impedance: 47kΩ) |
| Exp 2 (Pedal In) | 1 x 1/4" TRS (Impedance: 10kΩ) |
| Send | 2 x 1/4" Unbalanced Mono (Impedance: 600Ω) |
| Return | 2 x 1/4" Unbalanced Mono (Impedance: 1MΩ) |
| Line Out | 2 x 1/4" Unbalanced Mono (Impedance: 600Ω) |
| XLR Output | 2 x Balanced XLR (Impedance: 600) |
| Headphone Out | 1 x 1/4" Stereo Output Jack (Impedance: 1Ω) |
| DC In | DC 9V 1A Center Negative (Included) |
| SNR | A/D Converter 32-bit 105dB ; D/A Converter 32-bit 108dB |
Dimensions |
|
| Measurements | (L) 38cm x (W) 20cm x (H) 6.5cm |
| Weight | 3kg |
Package Contents
- JOYO GEM BOX K8 Multi-Effects Processor
- 9V DC Power Adapter
- Power Cable
- USB Type-C Cable
- User Manual
-
As an authentic Australian-based company, we take pride in offering quality instruments at prices significantly lower than traditional retail outlets. Each order is meticulously packaged to ensure a secure journey to your hands, reflecting our commitment to delivering exceptional value and service.
Enjoy your visit!
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RETURNS
Returns Policy
You may return most new, unopened items within 150 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
SHIPPING
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.