Megaphone Nedis MEPH250WT — handheld siren/PA, 1500 m range, 120 dB, black/white

The Nedis MEPH250WT handheld megaphone combines voice amplification and siren functionality in a compact, portable unit designed for outdoor announcements, events and emergency signalling. The device offers a claimed effective range of up to 1500 m and a peak sound level of 120 dB. Its integrated microphone, simple controls and siren mode allow quick switching between normal public address use and attention-grabbing alert tones. The housing comes in a black and white finish and the form factor is suitable for handheld operation with a comfortable grip.

Advantages

The megaphone delivers high sound pressure for clear voice projection over long distances and includes a built-in siren for emergency alerts. Its compact handheld design makes it easy to carry and operate without additional accessories. Controls are designed for straightforward use so the operator can switch between voice and siren modes rapidly. The integrated microphone reduces setup time compared with devices requiring external mics.

Suitable for

• Outdoor announcements at events, fairs and sports activities
• Crowd management and public safety coordination
• Emergency signalling and alerting in public or workplace settings
• Guiding participants during outdoor activities and tours

Key specifications

• Output: peak sound level up to 120 dB
• Effective range: up to 1500 m (manufacturer claim)
• Form factor: handheld megaphone with integrated microphone
• Functions: voice amplification and siren mode
• Finish: black and white housing

How to use

Hold the megaphone by the handle and point the horn towards the area where the sound should reach. Switch on the unit, select voice mode to speak through the integrated microphone or switch to siren mode for an alert tone. Adjust volume to an appropriate level for the environment to ensure audibility without unnecessary disturbance. When finished, switch the device off and store in a dry place. Follow the manufacturer’s safety indications regarding exposure to high sound levels and battery handling.

Recommendations

For reliable operation, use fresh or fully charged batteries and test the megaphone at low volume before use to confirm settings. Maintain a safe distance from the speaker when broadcasting to avoid hearing discomfort; use siren mode sparingly and only where appropriate for safety or crowd control.