Shure manual BRH440M and BRH441M Broadcast Headsets, Care and Maintenance

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.

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.

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

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

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.

WARNING: This product contains a chemical known to the State of California to cause cancer and birth defects or other reproductive harm.

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