Three-button IP waterproof and dustproof emergency call intercom station for scenic areas.

I. Functional Overview
1. Wall-mounted installation, made of SMC material through forging and pressing, with a surface spray coating. The color can be customized, and the appearance is aesthetically pleasing.
2. Supports standard SIP protocol and RJ45 interface.
3. Supports three groups of hands-free one-touch direct call, with status indicator lights.
4. Built-in 2W speaker, supports automatic answer on incoming calls, and detects busy tone to end calls.
5. Supports LED status indicator lights, with options for different statuses.
6. Supports PoE power supply or AC/DC power supply.
7. Built-in AI environmental noise filtering and echo cancellation algorithms, effectively improving hands-free call quality.
8. Supports offline IP calling function.
9. Supports automatic answer after a set number of incoming call rings.

II. Operation and Usage
1. Power On/Off: The power on/off is controlled by the hands-free button.
2. Answering Calls: When there is an incoming call, the phone rings. Press the hands-free button to talk or wait for automatic connection.
3. Making Calls: Press the corresponding hands-free button to dial the pre-set phone number. After the call, lightly press the button to end the call.

III. Main Technical Parameters
1. Compatible with PBX or unified communication systems supporting standard SIP protocol.
2. Temperature: -35°C to 75°C; Relative Humidity: 10% to 90%; Atmospheric Pressure: 86–106 kPa; Ambient Noise: ≤100 dB(A) 
3. Power Supply: PoE or AC/DC power supply.
4. Built-in Speaker: 8Ω2W, customizable to 5W.
5. Protection: IP65-rated enclosure, IK10 impact resistance.
6. Call Distance: ≥90 cm.

IV. Packaging Dimensions
Unit Dimensions: 308*188*134 mm
Packaging Material: Carton
Gross Weight: 5 kg
Net Weight: 7 kg