I. Function Overview

1. Wall-mounted installation with an aesthetically pleasing appearance.
2. Made of die-cast aluminum alloy with a surface spray plastic finish.
3. Waterproof, dustproof, and moisture-resistant design with an IP65 protection rating.
4. Supports 2 Gigabit fiber optic ports and 128 ring network nodes.
5. Communication supports SIP protocol; device self-tests and reports operational status.
6. Supports automatic dialing when off-hook, eliminating the need for manual dialing.
7. Supports busy tone detection and automatic hang-up.
8. Works with fiber optic emergency telephone servers to enable group calls, conference calls, recording, and other functions.
9. Supports I/O signal input and output interfaces.



II. Operation Instructions

1. Off-hook/On-hook method: Handset-controlled off-hook/on-hook; off-hook connects the call, on-hook disconnects.
2. Answering calls: When there is an incoming call, the telephone 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. Wavelength: 850nm/1310nm/1550nm; Operating temperature: -35°C to 70°C; Relative humidity: 10% to 95%; Atmospheric pressure: 86–106 kPa; Ambient noise: ≤100 dB(A).
3. Ringer sound level: ≥90 dB.
4. Communication protocol: Standard SIP 2.0, can register with SIP-compliant IP PBX.
5. Power supply: DC 12V 1A or AC 180–230V.



IV. Packaging Dimensions
Unit dimensions: 308*188*154 mm

Packaging materials: Pearl cotton, carton
Gross weight: 6 kg; Net weight: 5 kg