schematic diagram mic noise suppression

Maxell AS-3 Water-Resistant Action Sports Ear Hook Headphones

Frequency response: 17Hz-22kHzNoise Suppression technology to provide clear, crisp sound Slimline earhook designDesigned with fitness in mindCord... More details

Price: $ 16.56
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Maxell Action Sports Earbuds With Travel Pouch

Frequency response: 14Hz 24kHz Noise suppression technology to provide clear, crisp sound Durable and water-resistant design ideal for active... More details

Price: $ 17.34
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2.4Ghz Wireless Mic Transmitter

2.4Ghz Wireless Mic Transmitter, Charger Set replaces CCR24TPNAPrimary InformationCE Product Type : Wireless Mic... More details

Price: $ 258.26
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SteelSeries Siberia In-Ear Headset with Mic-White

Effectively blocks background noise, allowing for listening and IP-telephony in noisy locationsLength of the cord on the in-ear headphones is... More details

Price: $ 43.63
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Noise Canceling Headphone

Dual Noise Canceling Mode, Noise cancel frequency selectable at different noise environment, 75% noise reduction, Flat foldable, Comfortable... More details

Price: $ 43.88
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RCA 256MB MP3/WMA Thumbdrive Player - Silver

Built-in mic for voice recording in WAV formatMulti-function multi-line LCD displays artist, song, elapsed time, volume and battery lifeDirect USB... More details

Price: $ 30.41
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Maxell Noise Reduction Earbuds

Enables users to listen comfortably at lower volumes even in loud environmentsBlocks 95% of ambient noise with the built-in noise cancellation... More details

Price: $ 35.21
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Active Noise-Cancelling In-Ear

Active noise-cancelling in-ear headphones (active noise reduction up to 85% - 20 dB). A single AAA battery powers the active noise-cancelling... More details

Price: $ 96.29
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iKaraoke for iPod- 30 pin

MODEL- IKARAOKE VENDOR- GRIFFIN TECHNOLOGY FEATURES- iKaraoke for iPod- 30 pin iKaraoke sends the music from your iPod to your... More details

Price: $ 38.08
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Coby High-Performance Noise Canceling Earphones With In-Line Volume Control

Active noise cancellation system minimizes background noiseIn-ear isolation design blocks background noiseProfessional quality digital soundPowerful... More details

Price: $ 24.75
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Noise-Canceling Stereo Headpho

Coby's noise-canceling headphones deliver dynamic audio and filter out background noise, letting you focus on the music. Active noise-cancellation... More details

Price: $ 58.08
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Coby Noise Canceling Isolation Stereo Earphones With In-Line Volume Control