MP3 Voice Annunciator for Panel Mounting

Name: MP3 Voice Annunciator for Panel Mounting - Servodynamics
SKU: BKV-31JF-J

The BKV MP3 Voice Annunciator delivers high-volume (95dB @1m), high-quality sound in a compact, panel-mountable design. Easily adjust volume from the front panel and update messages via SD card—without removing the unit. Compliant with RoHS and CE-certified (BKV-31JF only), it supports NPN open collector input and multiple playback modes. Over 3,000 standard messages available for free, making it ideal for industrial control panels requiring clear and customizable voice alerts.

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SKU: BKV-31JF-J Category: Industrial Automation

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Description

Only embedded mounting style available.
Able to produce a loud sound of up to 95 dB (at 1m) despite its compact size
A volume control on the front panel provides an easy way to adjust the sound volume.
The use of an SD card allows message changes without dis-mounting the device.
Environmentally friendly since the unit complies with the EU RoHS Directives.
Several playback modes are available for various applications.
Includes binary input as a standard option for selecting up to 31 messages.
Supports input selection using NPN open-collector transistor.
The unit complies with EU Directives and includes the CE mark (BKV-31JF only)
Two colors are available for selecting the best color match for the installation.
Protection rating: IP54 (only the front when flush mounted)

Specifications

DIMENSIONS	– 120mm x 120mm x 62.8mm
RATED VOLTAGE	– DC12/24V – AC100V – AC220V
MOUNTING	– Panel Mount – Vertical mounting angle only – Indoor: Upright, upside-down, sideways – Outdoor: Upright only
BODY COLOUR	– Dark Grey – Light Grey
VOLUME	– Maximum 95dB at 1 metre – Adjustable volume control
SOUND STORAGE	– Approximate Recording Time: 63 seconds (Bit rate=64k/s)
CHANNEL SELECTION	– Bit Mode: Select from 1 to 5 channels available with a signal input – Binary Mode: Select from 1 to 31 channels available with a signal input
CONFORMITY STANDARDS	– CE (BKV-31JF only) – RoHS – MPEG Layer-3 audio coding technology licensed from Fraunhofer IIS and Thomson Licensing
PROTECTION RATING	– IP54 (Upright Only)
FUNCTIONS	– Momentary Input: Message plays once – Sustained Input: Message repeats until input is open
REMARKS	– Dry contact closure such as switches or relay contacts – Open-collector transistor (NPN only)
OPTIONS	– Playlist Editor 2 (Free Software Version) – SDV-2GP: SD Card (for MP3 file transfer and storage)