KNEM-30 SOS Emergency SOS Column
1. Cold-roll steel body, vandal & tamper-resistant hardware, easy ground installation.
2. Waterproof rating IP65~66 dust proof.
3. Built-in loudspeaker 30W for PA.
4. Hands-free backlit buttons(Optional), built-in 3W speaker, mic; full duplex communication.
5. Lightening protection to ITU-T recommendation K.21.
6. AC110~240V powered (Optional).
7. Temperature range from -40 degree to +70 degree.
8. Support echo cancellation.
9. Remote software upgrade, configuration and monitoring.
10. Auto answer and auto hang-up.
11. Powder coated in UV stabilized polyester finish.
12. The housing covered with a layer of reflective label for easy identification at night. Optional
13. Application: Tunnel, metro, railway, LRT, speedway, highway, school, power plant, bridge etc.