3
BRH440M and BRH441M Broadcast
Headset
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.
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 VOLUME 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
BRH440M and BRH441M Broadcast
Headsets
The BRH441M Broadcast Headset and the BRH440M Broadcast Stereo
Headset are developed especially for use in broadcast and media pro-
duction. Circumaural ear cups block out background noise, and the dy-
namic, cardioid microphone delivers natural, highly intelligible vocal re-
production. Wearable on the left or right side, the flexible boom features
a flip-up mute function that deactivates the microphone when raised ver-
tically. A detachable cable with unterminated ends enables connection
to a variety of devices, and is easily replaceable for a lifetime of use.
The BRH440M features stereo monitoring, while the BRH441M leaves
one ear open to the surrounding environment.
• Closed-back, circumaural design provides excellent isolation from
background noise
• Dynamic microphone delivers natural, highly intelligible vocal
reproduction with cardioid polar pattern and frequency response
optimized for communication in loud environments
• Ergonomic, lightweight design with adjustable, padded headband for
long wearing comfort
• Flexible boom microphone pivots 250 degrees for left or right side
wear
• Flip-up mute function deactivates the microphone when boom is
raised vertically
• Single-side, detachable cable with unterminated ends (stripped and
tinned) enables connection to a variety of devices
• User-replaceable cable, earpads, and windscreen for a long product
life
• Legendary Shure durability to withstand the rigors of professional use
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.
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:
This product contains a chemical known to the State of California to
cause cancer and birth defects or other reproductive harm.
