EHV MP3 Voice Announcer

This horn-type MP3 playback alarm can easily replace messages and melodies using an SD card, and is equipped with two types of sound characteristics to match the scene: a loud 110dB (at 1m), the industry's highest level of maximum sound pressure; a signal mode that is easy to hear even in noisy environments; and an information mode that is comfortable to listen to.

Rated voltage: DC12 to 24V (EHV-M1)
Voltage tolerance range: 10.8V to 35V DC (EHV-M1)
Sound pressure level: Alarm: 100dB max, MP3: 105dB max