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3M MRX21A1WS7 Over-the-Head Communications Headset with Bluetooth - Over-the-Head Headsets for Communication
3MOver-the-Head Headsets for Communication

3M MRX21A1WS7 Over-the-Head Communications Headset with Bluetooth

The 3M Communications Headset is an over-the-head earmuff headset (MPN MRX21A1WS7) with a 22 dB NRR, Bluetooth connectivity, and listen/talk capability for two-way radio communication. It features a black cup color…

SKU 3G-OTH-555164

Brand
3M
Item
MRX21A1WS7 Over-the-Head Communications Headset with Bluetooth
Part Number
MRX21A1WS7
Category
Over-the-Head Headsets for Communication
Available to Order
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Payment
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Technical Specifications

3M
Manufacturer Part Number
MRX21A1WS7
Type
22 dB NRR, Bluetooth, Listen/Talk, Black/Green
Foldable
No
Cup Color
Black
Connection Type
Bluetooth
Intrinsically Safe
No
Compatible with Series
2 Way radio with Bluetooth®
Two-Way Radio Communication Type - MERCH
Listen and Talk

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3M Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The 3M Communications Headset is an over-the-head earmuff headset (MPN MRX21A1WS7) with a 22 dB NRR, Bluetooth connectivity, and listen/talk capability for two-way radio communication. It features a black cup color, is not foldable, and is compatible with 2-way radios featuring Bluetooth®.

Frequently Asked Questions

What is the 3M Communications Headset MRX21A1WS7 used for?

The 3M Communications Headset MRX21A1WS7 is an over-the-head earmuff headset designed for two-way radio communication in noisy industrial environments. It provides 22 dB NRR hearing protection while enabling listen/talk capability via Bluetooth, making it suitable for plant floors, warehouses, and field service where clear communication and safety are required.

What are the specifications of the 3M Communications Headset MRX21A1WS7?

The 3M Communications Headset MRX21A1WS7 features a 22 dB NRR, Bluetooth connectivity, and listen/talk capability for two-way radio communication. It has a black cup color, is not foldable, and is compatible with 2-way radios featuring Bluetooth. It is not intrinsically safe.

Where to buy the 3M Communications Headset MRX21A1WS7 worldwide?

3G Electric supplies the 3M Communications Headset MRX21A1WS7 to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this headset to your facility. Contact us for availability and lead time on your order.

How to maintain the 3M Communications Headset MRX21A1WS7?

To maintain the 3M Communications Headset MRX21A1WS7, regularly clean the earmuff cushions and headband with a mild soap solution and allow them to air dry. Inspect the Bluetooth connection and battery contacts for corrosion. Store in a clean, dry place when not in use to preserve the 22 dB NRR performance.

Used in

Common applications for 3M
Electrical maintenance — 3M Super 33+ electrical tape for insulating splices and bundling wires in control circuits.
Mining cable repair — 3M molded resin pouch for coating cable jackets in mine and portable cable applications.
Utility cable splicing — 3M cold shrink splice kit rated for 15 kV for insulating and repairing power cables.
Industrial wire harnessing — 3M 2520 series varnished cotton cloth tape for abrasion resistance in wire harnessing.
Structural bonding — 3M DP8005 acrylic adhesive for bonding plastics, metals, and composites in assembly operations.
Cable protection — 3M heat shrink tubing for sealing and protecting electrical connections from moisture and abrasion.
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3M Products

3G Electric supplies 3M over-the-head headsets for communication. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Helmet-mounted wired earmuff with 23 dB NRR for listen-and-talk two-way radio communication. Gray, non-foldable, includes (2) AAA alkaline batteries. Not intrinsically safe. Suitable for noisy environments requiring hearing protection and clear voice transmission
3M
Helmet-mounted wired earmuff with 23 dB NRR for listen-and-talk two-way radio communication. Gray, non-foldable, includes (2) AAA alkaline batteries. Not intrinsically safe. Suitable for noisy environments requiring hearing protection and clear voice transmission
Wired over-the-head headset with 23 dB NRR for hearing protection and two-way radio listen-and-talk communication. Includes (2) AAA alkaline batteries. Brown cups, non-foldable. Not intrinsically safe. Suitable for noisy industrial environments such as manufacturing plants, construction sites, and maintenance operations
3M
Wired over-the-head headset with 23 dB NRR for hearing protection and two-way radio listen-and-talk communication. Includes (2) AAA alkaline batteries. Brown cups, non-foldable. Not intrinsically safe. Suitable for noisy industrial environments such as manufacturing plants, construction sites, and maintenance operations
This wired over-the-head headset provides 23 dB NRR hearing protection with listen-only two-way radio communication capability. The brown cups and non-foldable design make it suitable for noisy industrial environments such as plant floors and warehouses. Includes user instructions
3M
This wired over-the-head headset provides 23 dB NRR hearing protection with listen-only two-way radio communication capability. The brown cups and non-foldable design make it suitable for noisy industrial environments such as plant floors and warehouses. Includes user instructions
This 3M helmet-mounted earmuff provides 23 dB NRR hearing protection and supports wired listen/talk two-way radio communication. It is designed for use in noisy industrial environments such as manufacturing, construction, and maintenance. Includes (2) AAA alkaline batteries. Not intrinsically safe
3M
This 3M helmet-mounted earmuff provides 23 dB NRR hearing protection and supports wired listen/talk two-way radio communication. It is designed for use in noisy industrial environments such as manufacturing, construction, and maintenance. Includes (2) AAA alkaline batteries. Not intrinsically safe
Wired over-the-head headset with 23 dB NRR for listen-and-talk two-way radio communication. Green cups, non-foldable design. Includes user instructions. Not intrinsically safe
3M
Wired over-the-head headset with 23 dB NRR for listen-and-talk two-way radio communication. Green cups, non-foldable design. Includes user instructions. Not intrinsically safe
Wired, helmet-mounted earmuff with 23 dB NRR for two-way radio communication (listen/talk). Green cup color, non-foldable, includes (2) AAA alkaline batteries. Not intrinsically safe. Suitable for noisy environments requiring hearing protection and clear communication
3M
Wired, helmet-mounted earmuff with 23 dB NRR for two-way radio communication (listen/talk). Green cup color, non-foldable, includes (2) AAA alkaline batteries. Not intrinsically safe. Suitable for noisy environments requiring hearing protection and clear communication

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