The Bi11s is a compact, high-performance SIP intercom designed to provide reliable security and communication in a wide range of indoor and outdoor environments. Engineered with a focus on durability and ease of use, this device serves as a versatile endpoint for emergency calls, access control, and broadcasting.

Rugged Design for All Environments
The Bi11s is built to withstand harsh conditions while maintaining a professional appearance. It features a robust mechanical design that guarantees long-term stability:
- IP65 Protection: The device is fully sealed against dust and high-pressure water jets, making it suitable for outdoor installation in rainy or industrial settings.
- IK07 Vandal Resistance: The high-strength shell is designed to resist physical impact and tampering, ensuring communication remains functional even in high-risk public areas.
- Wide Temperature Range: Operates reliably in temperatures ranging from -30°C to +60°C, adapting to extreme weather conditions from freezing winters to scorching summers.
Superior Audio Quality
Clear voice transmission is critical for security devices. The Bi11s utilizes advanced audio processing technology to ensure every word is heard:

Intelligent Security and Access Control
The Bi11s is more than a simple intercom; it is an integrated security hub. It features a built-in short-circuit input and output interface, allowing for seamless coordination with other security systems:
- One-Touch Calling: A large, backlit button allows users to trigger an emergency call or assistance request instantly.
- Access Control Integration: The output interface can connect to electronic door locks, allowing authorized personnel to unlock gates remotely via a SIP phone or management console.
- Alarm Triggering: The input interface can link to infrared sensors or emergency buttons. When triggered, the Bi11s can automatically initiate a call or send a notification to the security center.
Seamless Connectivity and Deployment
Built on the industry-standard SIP 2.0 protocol, the Bi11s is highly compatible with major IP-PBX platforms, softswitches, and cloud-based communication systems.

Versatile Application Scenarios
Due to its compact size and ruggedized features, the Bi11s is an ideal choice for:
- Safe Cities & Parks: Emergency help points for citizens and tourists.
- Transportation: Communication terminals in subway stations, parking lots, and toll booths.
- Commercial Buildings: Entryway intercoms for offices, warehouses, and industrial parks.
- Healthcare: Hands-free communication points in clinics or sterile environments.
Conclusion
The Bi11s combines durability, high-definition audio, and intelligent security features in a compact form factor. It provides a reliable communication bridge that enhances safety and efficiency in any facility, offering a cost-effective solution for modern IP-based security needs.