1. Product Introduction
2. Main Features
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Support 315MHz / 433MHz automatic switching
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Stable signal, long remote control distance
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Re-programmable & reusable for matching vehicles
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High quality PCB & durable shell
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Easy to install and program with professional programming tool
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Perfect for replacement, spare key, all key lost repair
3. Product Specifications
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Model: BE Key
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Frequency: 315MHz + 433MHz (Auto Switch)
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Button type: 3 Buttons / 4 Buttons (optional)
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Shell material: ABS
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Working voltage: 3V
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Battery: Not included (CR2032, universal button battery)
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Usage: Replacement / Repair / Spare key / All key lost solution
4. Compatible System (For Reference Only)
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FBS3 system
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Suitable for vehicles between 1997–2014 (for reference only)
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C-Class / E-Class / S-Class
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ML / GL / GLK / R-ClassAnd other models with the same anti-theft system structure.
5. Package Includes
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1 x Smart Remote Key (PCB + Shell)
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1 x Screwdriver (some packages)
Note:Default frequency is 315MHz. You can Remove PCB FRE resistor change to 433.92MHz. Or set frequency to433MHzby VVDI MB TOOL software.
Automatic frenquency (315mhz-433mhz) setup:





















