The BM 3804FM is a firemen-specific, wall-mounted emergency microphone console built exclusively for use with the DXT 3000 Voice Alarm system. Engineered for reliability and ease of use in emergency conditions, it allows live voice announcements and activation of pre-recorded messages during critical situations. The console features a rugged metal enclosure in a high-visibility red finish (RAL 3000) and comes equipped with a dynamic handheld microphone including a push-to-talk (PTT) button for efficient communication. Full system status feedback and self-diagnostic functionality are provided in compliance with EN 54-16:2008 standards. The first console in a daisy-chain configuration receives power directly from the master unit, while additional consoles require local 24 V DC power. Supporting up to four units in series via J-Type fire-rated cable and RJ45 connectors, the BM 3804FM ensures dependable operation and communication during fire emergencies.
Features
Live emergency announcements
Activation of pre-recorded messages
Handheld dynamic microphone with PTT button
Complete self-diagnostic and status reporting
EN 54-16 compliant for fire safety systems
Powered by the master unit (first in chain)
Rugged metal enclosure in red finish
Daisy-chain support for up to 4 consoles
Integrated chime tone generator
Specifications
| Console type | Emergency |
| Compatible with | DXT 3000 |
| General call | Yes |
| Selective call | Yes |
| Preamplified | Yes |
| LED indicators | Yes |
| Priority functionality | Yes |
| Chime tone generator | Yes |
| Microphone type | Dynamic |
| Microphone directivity | Omnidirectional |
| Microphone sensitivity | -70 dB |
| Frequency response | 300 Hz ÷ 6000 kHz |
| Output impedance | 500 ohm |
| Microphone type | Handheld with PTT button |
| Operating voltage | 24 V |
| Power source (1st console) | Master unit |
| Daisy-chain capability | Yes (up to 4 units) |
| Interlock | Yes |
| Connectors | RJ45 |
| Cable type | J-Type fire-rated |
| Included cable | Yes |
| Cable length | 5 meters |
| Safety certification | CE compliant, EN 54-16 certified |
| CPR number | 0068-CPR-007/2015 |
| Material | Metal |
| Color | Red – RAL 3000 |
| Height | 360 mm / 14.17 inches |
| Width | 360 mm / 14.17 inches |
| Depth | 129 mm / 5.08 inches |
| Weight | 6.9 kg / 15.21 lbs |
| Package height | 130 mm / 5.12 inches |
| Package width | 360 mm / 14.17 inches |
| Package depth | 360 mm / 14.17 inches |
| Package weight | 7.1 kg / 15.65 lbs |















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