Corridor Fiber Optic Tunnel Telephone Optical Ring Network Emergency Assistance Phone

I. Functional Overview

1. Wall-mounted installation with an aesthetically pleasing appearance.
2. Made from cold-rolled steel with integrated molding, surface treated with spray coating for corrosion and oxidation resistance.
3. Supports 2 Fast Ethernet fiber optic ports, 128 ring network nodes, and includes a built-in fiber splicing tray.
4. Communication supports SIP protocol; device self-tests and reports operational status.
5. Supports two sets of one-touch quick dialing, eliminating the need for dialing operations.
6. Built-in 30W power amplifier, factory-equipped with a 30W horn speaker.
7. Supports busy tone detection and automatic line disconnection.
8. Works with fiber optic emergency telephone servers to enable group calls, intercom, recording, and other functions.
9. Smart power distribution module automatically activates backup power in case of power failure, ensuring uninterrupted device operation.
10. Built-in Class D constant voltage amplifier (200W), supports external connection of multiple constant voltage horn speakers.

II. Operation and Usage
1. On/Off-Hook Method: Handset-controlled; off-hook connects the call, on-hook disconnects.
2. Answering Calls: When there is an incoming call, the phone rings; pick up the handset to communicate, and hang up after the call ends.
3. Making Calls: Pick up the handset to automatically dial; wait for the other party to respond and communicate.



III. Main Technical Parameters
1. Fiber optic interface supports dual-fiber single-mode, single-fiber single-mode, and dual-fiber multi-mode.
2. Temperature: -25°C to 70°C; Relative Humidity: 10% to 95%; Atmospheric Pressure: 86–106 kPa; Ambient Noise: ≤100 dB(A).
3. Ringing Sound Level: ≥120 dB.
4. Supports standard SIP 2.0 protocol; waterproof gland RJ45 interface.
5. Speaker: Built-in speaker, standard 8Ω 2W.
6. Power Supply: DC 12V 3A or AC 180–230V; Smart Power Distribution Module 0.5Ah.

IV. Packaging Dimensions

Unit Dimensions: 308*188*154mm

Packaging Materials: Pearl cotton, carton

Gross Weight: 7.5 kg

Net Weight: 6 kg



V. Support and Service

Free 14-month warranty under normal use, excluding human damage and natural disasters.

All accessories are produced long-term and kept in stock. After the warranty period, we continue to provide product after-sales support.