Blackwire 5210 Monaural Headset -Wired 3.5mm /USB-A -Featuring Noise Canceling Microphone. Connects to: PC via USB/USB-A, connects to mobile devices and tablets via 3.5mm and devices that support USB-A. Audio Performance: Dynamic EQ, microphone frequency response 100 Hz?8 kHz optimal for PC wideband voice telephony (up to 6,800 Hz), enhanced Digital Signal Processing (DSP), noise-canceling microphone, adjustable audio alerts with Plantronics Hub software (mute/volume). Hearing Protection: SoundGuard® DIGITAL protects against sound levels above 118dBA Anti-startle (during calls) detects and eliminates any large sudden increase in signal level Time-Weighted Average prevents average daily noise exposure from exceeding 85 dBA (enabled by Plantronics Hub). Additional lower level hearing protection against acoustic startle is provided by Plantronics Hub software limiting peak levels to 102 dBA. Limited Warranty - 1 Year.
