Description
Enhancing the capabilities of your Evolution installation, the Visonic GSM350-2 External Antenna (99-306395) offers professional-grade integration for specific security needs.
With a primary focus on Professional-grade technical standards, the Evolution Visonic GSM350-2 External Antenna (99-306395) (VIS-99-306395) ensures seamless integration and long-term stability in diverse security environments.
Professional Features
- Professional-grade build
- Simple plug and play installation
- Simple plug and play installation
- Colour: White
- For use with GSM-350-2
- Colour: White
- For use with GSM-350-2
- 1 x Visonic GSM350-2 External Antenna (99-306395)
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Long-term durability
- Professional installation is advised
Technical Specifications
| Manufacturer | Evolution |
| Product SKU | VIS-99-306395 |
| Security Certification | Professional |
| Connectivity Type | Wired |
| Application | Residential / Commercial |
Note: Ensure compatibility with your Evolution control panel before installation. For technical advice, consult our installation guides.
Expert Analysis
The VIS-99-306395 model represents the latest in Evolution’s security roadmap, offering improved battery life and encrypted signal protocols.
Why buy from Evolution EE?
As an official UK stockist, we provide 24-month warranties on all professional hardware. Our technical team is available to support your installation with expert guidance on system configuration.
Recommended Use Case
A versatile component designed to enhance the overall security and responsiveness of your professional Evolution system.
What’s in the Box?
- Professional-grade build
- Simple plug and play installation
- Simple plug and play installation
- Colour: White
- For use with GSM-350-2
- Colour: White
- For use with GSM-350-2
- 1 x Visonic GSM350-2 External Antenna (99-306395)
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Long-term durability
- Professional installation is advised
Aesthetic Finish: Standard
Expert Verdict
- Professional-grade build
- Simple plug and play installation
- Simple plug and play installation
- Colour: White
- For use with GSM-350-2
- Colour: White
- For use with GSM-350-2
- 1 x Visonic GSM350-2 External Antenna (99-306395)
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Long-term durability
- Professional installation is advised
- Professional-grade build
- Simple plug and play installation
- Simple plug and play installation
- Colour: White
- For use with GSM-350-2
- Colour: White
- For use with GSM-350-2
- 1 x Visonic GSM350-2 External Antenna (99-306395)
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Long-term durability
- Professional installation is advised
Explore our wider range of security control panels to complete your installation.
View our full range of UK security equipment.
Technical Overview
| Brand | Visonic |
| System Type | Wireless |
| Compatibility | Visonic PowerMaster |
| Location | Outdoor |








