Fire telephone mobile handset is a portable communication device designed for emergency personnel. When plugged into a fire telephone jack, it establishes direct voice communication with the fire telephone control panel.
Available size
| Operating voltage | Audio plug | Call current | Voice frequency | Ref. No. |
|---|---|---|---|---|
| 24 VDC, TEL bus | 3.5mm mono | ≤ 25 mA | 300 ~ 3400 Hz | AE4801 (ISO) |
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