Anbernic RGXX Dual microSD Cards Only |muOS, SpruceOS or KNULLI

Anbernic RGXX Dual microSD Cards – muOS, SpruceOS or KNULLI Scarab

Granite City Retro Handhelds | Power On & Play

Your Handheld. Your Firmware. Your Retro Gaming Setup.Get your compatible Anbernic RGXX (H700) handheld ready for action with a prepared dual-microSD card configuration from Granite City Retro Handhelds!

Choose from three popular custom firmware options and select the TF2 storage capacity that best suits your setup. Each configuration includes a dedicated 32GB TF1 operating system card and a larger TF2 card for a convenient, organized retro experience.

We use quality name-brand microSD cards (Samsung, Sandisk) and focus on delivering a clean, thoughtfully prepared setup so you can spend less time configuring and more time enjoying your handheld.

CHOOSE YOUR DUAL-CARD CONFIGURATION

OPTION 1: muOS FUNKY JACARANDA

• TF1: 32GB microSD card with muOS Funky Jacaranda installed

• TF2: Choose 128GB or 256GB

• A streamlined, responsive experience for compatible handhelds

OPTION 2: SPRUCEOS

• TF1: 32GB microSD card with SpruceOS installed

• TF2: Choose 128GB or 256GB

• A convenient setup with useful everyday features like game switcher for compatible handhelds

OPTION 3: KNULLI SCARAB

• TF1: 32GB microSD card with KNULLI Scarab installed

• TF2: 256GB microSD card

• A visually rich gaming interface for compatible handhelds

AVAILABLE LISTING VARIATIONS :

• muOS Funky Jacaranda — 32GB TF1 + 128GB TF2

• muOS Funky Jacaranda — 32GB TF1 + 256GB TF2

• SpruceOS — 32GB TF1 + 128GB TF2

• SpruceOS — 32GB TF1 + 256GB TF2

• KNULLI Scarab — 32GB TF1 + 256GB TF2

Please select your desired firmware and storage configuration from the available variations before checkout.

WHY CHOOSE GRANITE CITY RETRO HANDHELDS?READY FOR YOUR SETUP

Spend less time starting from scratch. Your selected operating system is installed on the dedicated TF1 card, with TF2 providing separate storage for your retro gaming setup.

DUAL-CARD CONVENIENCE:

You Keep your operating system and storage on separate cards for a flexible, easy-to-manage configuration.

YOUR CHOICE OF FIRMWARE

Choose muOS Funky Jacaranda, SpruceOS, or KNULLI Scarab, depending on your handheld's compatibility and your personal preferences.

QUALITY MICROSD CARDS

We prioritize quality name-brand storage for a dependable foundation for your handheld. (Samsung, Sandisk)

FLEXIBLE STORAGE

Choose 128GB or 256GB TF2 capacity with muOS or SpruceOS, or select the 256GB KNULLI Scarab configuration.

WHICH FIRMWARE IS RIGHT FOR YOU?

Each operating system has its own strengths. Here's a quick guide to help you choose the experience that best fits your gaming style.

muOS FUNKY JACARANDA — SIMPLE, FAST & STREAMLINED

Best for: Players who want a straightforward, responsive experience without unnecessary complications.

Why choose muOS?

• Lightweight design for a streamlined handheld experience.

• Quick startup and easy access to your games.

• Extensive customization options for enthusiasts who enjoy fine-tuning their setup.

• A strong community with guides, tips, and user support.

• A great choice for players who prefer function and simplicity over elaborate menus.

Things to consider: Its more minimalist approach may appeal less to players who want an elaborate visual interface with extensive descriptions and video previews.

The bottom line: A great option if you want to power on your handheld and get straight into gaming.

SPRUCEOS — SMART FEATURES & EVERYDAY CONVENIENCE

Best for: Players who want a user-friendly interface with handy features that make jumping between games easier.

Why choose SpruceOS?

• Game Switcher: Quickly switch between games and return to supported gameplay states.

• Auto-save and auto-resume: Supported configurations can save your current gameplay state and resume when you return.

• Clean, customizable interface with community-created themes.

• Box-art scraping tools and convenient update features.

• Thoughtful defaults for a balanced everyday experience.

Things to consider: Game Switcher and other convenience features have their own controls and behavior to learn. Feature availability depends on the device and software version.

The bottom line: A great middle ground for players who want a polished, convenient daily experience with useful features built in.

KNULLI SCARAB — THE PREMIUM VISUAL EXPERIENCE

Best for: Players who love browsing a beautifully presented game library and want their handheld to feel like a complete retro gaming frontend.

Why choose KNULLI Scarab?

• Rich visual interface: Browse your collection through an EmulationStation-based frontend.

• Game artwork and box art: Give your library a polished, organized appearance.

• Game metadata: View available descriptions, release dates, ratings, and other information.

• Video previews: Supported themes and available media can display gameplay clips as you browse.

• Customizable themes: Adjust the look and feel of your gaming library.

• Additional quality-of-life features and community-developed enhancements.

Things to consider: The more elaborate interface may take longer to load than a lightweight launcher. Visual features depend on the theme, configuration, and available media. Some settings may require additional setup.

The bottom line: An excellent choice for players who value presentation, artwork, information, and an immersive browsing experience as much as playing.

WHAT'S INCLUDED?

Every purchase includes:

• One 32GB TF1 microSD card with your selected operating system installed.

• One TF2 microSD card in your selected capacity.

• A prepared dual-card configuration for a compatible Anbernic RGXX handheld.

The handheld console, carrying case, charging cable, and other accessories are not included unless specifically stated.

COMPATIBILITY INFORMATION

Designed for compatible Anbernic RGXX-series handhelds that support the selected firmware and dual-card configuration.

IMPORTANT: Not every RGXX model supports every operating system. Please verify compatibility with your exact handheld before purchasing.

Firmware support, installation requirements, and feature availability can vary by device model and firmware version. If you're unsure which configuration is right for you, contact us before ordering.

PLEASE NOTE: Firmware features and setup requirements vary by device and version.

• Actual usable storage will be lower than the advertised card capacity after formatting and system installation.

• This listing is for microSD cards, not a handheld console.

• These are independently prepared microSD card configurations and are not official Anbernic products or endorsements by the firmware developers.

Thank you for supporting Granite City Retro Handhelds!

POWER ON & PLAY.