🟦 HW04-A

• Best for unlocked RFAs
• Can handle locked RFAs using key duplicator tokens
• Alarm mode on locked RFA = token required

🟨 HW04-B

• Handles locked RFAs
• Can replace RFA or use key duplicator tokens
• Alarm mode still requires key duplicator usage

🟥 HW04-C

• Handles locked RFAs without replacement
• Unlimited key duplicator function
• Best for 2024–2026 vehicles and theft recovery
• Lowest friction, highest ceiling