SHURE BRH31M Lightweight Single Sided Broadcast Headset Instruction Manual

SHURE BRH31M Lightweight Single Sided Broadcast Headset

Product Information

Specifications

• Product Name : BRH31M Lightweight Single-Sided Broadcast Headset
• Manufacturer : Shure Incorporated
• Model Variations
  • BRH31M
  • BRH31M-NXLR4F (Unterminated NeutrikTM XLR 4-Pin Female)
  • BRH31M-NXLR4M (Neutrik XLR 4-Pin Male)
  • BRH31M-NXLR5M (Neutrik XLR 5-Pin Male)

General Description
The BRH31M Broadcast Headset is designed for broadcast and media production applications. It offers exceptional audio quality, comfort, and durability. The headset features a dynamic microphone that delivers clear and natural vocal reproduction. Its ultralightweight design ensures comfort during long usage periods. The headset is also versatile with user-replaceable parts and multiple connector options, ensuring a long product life.

Wearing the Headset
To wear the headset comfortably, follow these steps

1. Adjust the headband to achieve a comfortable fit.
2. Position the boom so that the microphone is within 13 mm (1/2 inch) of the corner of your mouth.
3. Avoid placing the microphone directly in front of your mouth to prevent popping or other breath noise.
4. The boom swivel allows you to wear the headset on either side of your face.

Specifications

• Maximum Sound Volume : >85 dB SPL
• Connector Options: Unterminated NeutrikTM XLR 4-Pin Female, Neutrik XLR 4-Pin Male, Neutrik XLR 5-Pin Male
• Weight: Lightweight
• Microphone Type: Dynamic

FAQ (Frequently Asked Questions)

• How can I adjust the headband for a comfortable fit?
  • To adjust the headband, gently slide it up or down until it fits securely and comfortably on your head.
• What is the recommended distance between the microphone and my mouth?
  • The microphone should be positioned within 13 mm (1/2 inch) of the corner of your mouth for optimal audio capture.
• Can I wear the headset on either side of my face?
  • Yes, the boom swivel allows you to wear the headset on either side of your face for convenience.
• What are the available connector options for the headset?
  • The headset is available with Unterminated NeutrikTM XLR 4-Pin Female, Neutrik XLR 4-Pin Male, and Neutrik XLR 5-Pin Male connectors.

BRH31M
Lightweight Single-Sided Broadcast Headset

LIMITED WARRANTY

• Shure Incorporated (“Shure”) hereby warrants to the original consumer purchaser only that, except as otherwise specified be­low, this product will be free in normal use of any defects in materials and workmanship for a period of two (2) years from the consumer’s original date of purchase directly from Shure or from a Shure­authorized reseller.
• Any rechargeable batteries contained in or packaged with this product are so warranted for a period of one (1) year from the consumer’s original date of purchase. However, rechargeable batteries are consumable and their capacity will be reduced over time based on temperature, amount of time in storage, charging cycles, and other factors; hence reduction in battery capacity does not constitute a defect in material or workmanship.
• At its sole option, Shure will repair or replace the defective product and promptly return it to you. In order for this warranty to be valid, the consumer must, at the time the product is returned, provide proof of purchase in the form of the original purchase re­ceipt directly from Shure or from a Shure­authorized reseller. If Shure elects to replace the defective product, then Shure re­serves the right to replace the defective product with another product of the same model or a model of at least comparable quality and features in Shure’s sole determination.
• If you believe this product is defective within the warranty period, carefully repack the unit, insure it and return it with proof of purchase, postage prepaid, to Shure Incorporated, Attention: Service Department, at the address below.
• Outside of the United States, return the product to your dealer or Authorized Service Center. Addresses are listed on www.Shure.com or can be obtained by contacting Shure at the address listed below.
• This warranty is not transferable. This warranty does not apply in cases of abuse or misuse of the product, use contrary to Shure’s instruction, ordinary wear and tear, an act of God, negligent use, purchase from a party other than Shure or a Shure­authorized reseller, unauthorized repair, or modification of the product.
• ALL IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DIS­CLAIMED TO THE EXTENT PERMITTED UNDER APPLICABLE LAWS AND, TO THE EXTENT NOT PERMITTED, ARE HEREBY LIMITED TO THE DURATION AND TERMS OF THIS WARRANTY. SHURE ALSO HEREBY DISCLAIMS ALL LIABILITY FOR INCIDENTAL, SPECIAL, OR CONSEQUENTIAL DAMAGES.
• Some states do not allow limitations on how long an implied warranty lasts, or the exclusion or limitation of incidental or conse­quential damages, so the above limitation may not apply to you. This warranty gives you specific legal rights, and you may have other rights which vary from state to state.
• This warranty does not restrict the rights of the consumer mandated under applicable laws.
• THIS WARRANTY SUPERSEDES ALL OTHER WARRANTIES THAT ARE ASSOCIATED OR INCLUDED WITH THIS PROD­UCT, EXCEPT THAT ANY SOFTWARE CONTAINED IN OR PACKAGED WITH THIS PRODUCT IS EXCLUDED FROM THIS WARRANTY AND INSTEAD SHALL BE COVERED BY THE WARRANTY, IF ANY, PROVIDED IN SHURE’S END USER LI­CENSE AGREEMENT ACCOMPANYING SUCH SOFTWARE.

Service Centers

• United States, Canada, Latin America, Caribbean
• Shure Incorporated
• Attn: Service Department
• 945 Chaddick Dr.
• Wheeling, IL 60090-6449 U.S.A.

Europe, Middle East, and Africa

• Shure Europe GmbH
• Attn: Service
• Jakob-Dieffenbacher-Str. 12, 75031 Eppingen, Germany
• Indonesia Service Center Resmi
• Jakarta Hotline (021) 612 6388 Medan (061) 6612550
• Surabaya (031) 5032219 Jogjakarta (0274) 371710 Denpasar (0361) 766788 Makasar (0411) 324652

SAFETY PRECAUTIONS
The possible results of incorrect use are marked by one of the two symbols—”WARNING” and “CAUTION”—depending on the imminence of the danger and the severity of the damage.

• WARNING: Ignoring these warnings may cause severe injury or death as a result of incorrect operation.
• CAUTION: Ignoring these cautions may cause moderate injury or property damage as a result of incor­rect operation.

CAUTION

• Never disassemble or modify the device, as failures may result.
• Do not subject to extreme force and do not pull on the cable or failures may result.
• Keep the product dry and avoid exposure to extreme temperatures and humidity.

WARNING

• If water or other foreign objects enter the inside of the device, fire or electric shock may result.
• Do not attempt to modify this product. Doing so could result in personal injury and/or product failure.

This device is able to produce sound volume higher than 85 dB SPL. Please check your maximum allowed continuous noise exposure level based on your na­tional employment protection requirements.

WARNING
LISTENING TO AUDIO AT EXCESSIVE VOLUMES CAN CAUSE PERMANENT HEARING DAMAGE. USE AS LOW A VOL-UME AS POSSIBLE. Over exposure to excessive sound levels can damage your ears resulting in permanent noise-induced hearing loss (NIHL). Please use the following guidelines established by the Occupational Safety Health Administration (OSHA) on maximum time exposure to sound pressure levels before hearing damage occurs.

90 dB SPL
at 8 hours| 95 dB SPL
at 4 hours| 100 dB SPL
at 2 hours| 105 dB SPL
at 1 hour
---|---|---|---
110 dB SPL
at ½ hour
| 115 dB SPL
at 15 minutes| 120 dB SPL
Avoid or damage may occur

General Description

The BRH31M Broadcast Headset provides exceptional audio quality, comfort, and durability for broadcast and media produc­tion applications. A dynamic microphone delivers clear, natural vocal reproduction in an ultra­lightweight design. With user replaceable parts and multiple connector options, the BRH31M is a versatile headset with a long product life.

• Supra-aural design with ultra-lightweight construction
• Dynamic microphone with cardioid polar pattern and frequency response optimized for communication in loud environ­ments
• Adjustable headband with cushioned temple pad for comfortable, ergonomic fit
• Flexible boom microphone with 270-degree pivot range for left- or right-side wear and precise positioning
• Single-side, Kevlar -reinforced cable for increased durability
• Robust design created under rigorous Shure quality standards to withstand the demands of everyday professional use User-replaceable earcup pad and windscreen for a long product life

Model Variations

Wearing the Headset

• Position the boom so the microphone is within 13 mm (1/2 inch) of the corner of your mouth. To avoid “popping” or other breath noise, do not place directly in front of mouth.
• The boom swivel allows the headset to be worn on either side of your face.

Specifications

Weight, without cable

Weight, with connector

Cable

Environmental Conditions

Microphone

• Type
  Dynamic, Neodymium magnet, 13 mm

• Polar Pattern
  Cardioid

• Frequency Response
  50 to 15,000 Hz

• Output Impedance
  145 Ω

• Sensitivity
  at 1 kHz, open circuit voltage
  ­66.5 dBV/Pa* (0.47 mV)

• Polarity
  Positive pressure on diaphragm produces positive voltage on red wire with respect to black wire.

Headphone

• Transducer Type
  Dynamic, Neodymium magnet

• Driver Size
  30 mm

• Frequency Response
  150 to 12,000 Hz

• Sensitivity
  @ 1 kHz
  101 dB SPL/mW

• Impedance
  @ 1 kHz 220 Ω

• Maximum Input Power
  200 mW

Wiring Diagram

Frequency Response

Polar Pattern

Care and Maintenance

Clean using a soft, damp cloth.
CAUTION: Do not use cleansers that contain solvents. Keep liquid and foreign objects out of the driver openings.

Furnished Accessories

• 1 Pair of Replacement Earcup Pads BCAEC31
• Windscreen BCAWS1

Certifications

• This product meets the Essential Requirements of all relevant European directives and is eligible for CE marking.
• The CE Declaration of Conformity can be obtained from: www.shure.com/europe/compliance

Authorized European representative

• Shure Europe GmbH
• Headquarters Europe, Middle East & Africa
• Department: EMEA Approval
• Jakob-Dieffenbacher-Str. 12
• 75031 Eppingen, Germany
• Phone: +49-7262-92 49 0
• Fax: +49-7262-92 49 11 4
• Email: info@shure.de

Trademarks
Neutrik is a registered trademark of Neutrik AG.

References

• Shure: Microphones, Wireless microphones, in-ear monitoring, earphones, headphones
• Documentation Finder - Shure Europe

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