Huliamahi Jamma System (HJS) Universal Breakout Board

The Huliamahi Jamma System (HJS) Universal Breakout Board is the ultimate solution for arcade cabinet builders, MAME enthusiasts, and arcade operators seeking seamless compatibility across multiple gaming systems. From the creators of the original Blue Elf Adapter, this revolutionary breakout board delivers true universal functionality for any arcade setup.

Technical Specifications

• Universal JAMMA/CHAMMA compatibility with dual slide switches
• NEO GEO/Vampire Savior compatibility switch for 3 or 4-button configurations
• Onboard service, test, and coin buttons
• Dedicated connections for buttons 4, 5, and 6 with isolated grounding
• Built-in power distribution and grounding isolation
• Standard JAMMA edge connector compatibility
• Kick harness support for extended button layouts
• Made in USA with premium components

Perfect for Multiple Applications

This breakout board excels in arcade cabinet restorations, MAME builds, supergun setups, and multi-board arcade systems. The dual slide switch system provides four distinct operating modes: standard JAMMA, CHAMMA PCB with JAMMA harness, full CHAMMA setup, and CHAMMA harness with JAMMA PCB. This flexibility makes it ideal for operators running multiple game types or builders creating versatile arcade setups.

Key Features & Benefits

• NEO GEO/Vampire Savior Switch: Ensures perfect compatibility with CPS2 titles and NEO GEO games by switching between 3 and 4-button JAMMA configurations
• Dual Player Control: Independent switches for Player 1 and Player 2 allow custom configurations for each side
• Integrated Service Functions: No more wiring service switches into converted cabinets - everything is built-in and ready to use
• Grounding Isolation: Solves common issues with Blue Elf and similar boards by providing proper grounding for extended buttons
• Supergun Ready: Perfect foundation for building custom supergun setups

Why Choose the HJS System

Unlike basic breakout boards, the HJS addresses real-world compatibility issues between JAMMA and CHAMMA systems. The isolated grounding for buttons 4-6 prevents conflicts that plague other adapters, while the comprehensive switch system eliminates the need for multiple specialized boards. Made in the USA with readily available parts and on-demand production support.