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Poly CS540 Earloops and Earbuds (Poly 86540-01 or HP 85Q18AA)
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Poly CS540 Earloops and Earbuds (Poly 86540-01 or HP 85Q18AA)

$15.95 $16.95

Connects toPC via USB/USB-C, connects to mobile devices and tablets via 3.5 mm and devices that support USB-C
Compatible withWindows® or Mac OS
Ideal forUsers transitioning to PC telephony for webinars, conference calls, music, and other multimedia applications
PC audio performanceDynamic EQ, microphone frequency response 100 Hz–10 kHz optimal for PC wideband voice telephony (up to 6,800 Hz), hi-fi stereo (C3220/ C3225). Receive output from 20 Hz–20 kHz, enhanced digital signal processing (DSP), noise-canceling microphone, adjustable audio alerts with Plantronics Hub software (mute/volume)*
Hearing protectionSoundGuard: Acoustic limiting for protection against sounds above 118 dBA
Remote call controlCall answer/ignore/end/hold, redial, mute, volume +/-

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