MP3 Voice Annunciator Horn

Name: MP3 Voice Annunciator Horn - Servodynamics
SKU: EHV-M1HG

The EHV MP3 Voice Annunciator Horn delivers an industry-leading sound output of 110 dB at 1 m, making it ideal for noisy industrial settings. Users can select between two sound profiles—Signal Mode for high-impact alerts or Information Mode for softer messaging. Designed with high vibration resistance, it features three volume levels, terminal block and cable types, and four playback modes for versatile applications. The M1 version supports both NPN and PNP transistor outputs, and an SD card allows easy message and melody updates (up to 220 seconds).

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SKU: EHV-M1HG Category: Industrial Automation

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Description

Product Features

30% More Compact compared to the previous EWH model, allowing for space-efficient installation.
Enhanced Vibration Resistance rated up to 4.5G.
Delivers sound output up to 110 dB at a distance of 1 meter, despite its reduced size.
Supports both Cable Connection and Terminal Block Connection options.
Equipped with 4 Playback Modes, selectable via input signal configuration:
Compatible with both PNP and NPN transistor-driven inputs.
RoHS compliant in accordance with European environmental directives.
IP65-rated enclosure for dust and water protection (refer to manual for application details).
Messages are stored and managed via SD card, allowing on-site updates.
UL Listed for safety (certified by Underwriters Laboratories).
CE marking applies to DC-powered models.

Playback Modes

Normal
Input Priority
Hold
Memory

Command Modes

Sound Reduction
Factory
Public Address
Bit/Binary
MP3 ON/OFF
Forced Playback
Group Selection

Terminal Input Assignment

Playback
Stop
Clear
Sound Reduction

Video

Specifications

Rated Voltage	– 12–24 V DC – 12–48 V DC – 100–240 V AC
Audible Output	– 63 selectable tones
Mounting Method	– Bracket mount (included)
Body Color	– Light gray
Sound Pressure Level	– Up to 110 dB at 1 m
Sound Storage	– Up to 63 sounds (refer to specifications) – 4 selectable playback modes
Channel Selection	– Bit Mode: 8-channel input – Binary Mode: 63-channel input
Certifications	– UL 464 – CSA C22.2 No. 205-M1983 – FCC Part 15 Subpart B Class A – CE (DC models) – RoHS compliant
Ingress Protection	– IP65
Key Functions	– Sound attenuation – MP3 file playback (SD card based) – Terminal block or cable interface – PNP/NPN input support – Uses MPEG Layer-3 audio codec licensed from Fraunhofer IIS and Thomson
Remarks	– Vibration tolerance: 4.5G