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With a 25W amplifier, the Show ER-66 USB Megaphone projects audio across a 2km range. Integrated siren and whistle modes crowds during emergencies. This version adds USB/SD/AUX connectivity and voice recording, upgrading the previous analog-only configuration.
Key Features
- 25W Power Output: 25W amplification projects clear audio across a 2km range. Loud enough for large outdoor gatherings.
- USB/SD MP3 Playback: Digital inputs for USB and SD card media. Plays stored MP3 files without external hardware.
- Voice Recording Function: Internal memory records and stores short voice clips. Loops messages automatically during long rallies.
- Built-in Siren: High-decibel emergency signal modes with whistle. Penetrates heavy road dust and outdoor noise.
- ABS Plastic Body: Impact-resistant polymer frame weighing 1.65 kg. Limits physical strain during extended handheld use.
Frequently Asked Questions
What is the range of ER-66 megaphone?
In open environments, the signal travels up to 2km. Obstacles or high-density urban areas reduce this range to 0.8km.
How to charge ER-66 USB megaphone?
Use 8xC cells or a 12V DC power source. The hardware lacks an internal charging circuit for standard batteries.
