$80.95
Dynamic EQ optimizes the quality of your voice on calls, and automatically adjusts the EQ settings when you want high-quality sound for listening to music or for multimedia playback.
Select the right option for your device: USB-A or USB Type-C® for PC and 3.5 mm for mobile connectivity with select models.
Hi-fi stereo wearing style for those who want a richer, more immersive experience.
A lightweight metal headband offers durability and a comfortable custom fit.
| Connects to | PC via USB/USB-C, connects to mobile devices and tablets via 3.5 mm and devices that support USB-C |
| Compatible with | Windows® or Mac OS |
| Ideal for | Users transitioning to PC telephony for webinars, conference calls, music, and other multimedia applications |
| PC audio performance | Dynamic 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 protection | SoundGuard: Acoustic limiting for protection against sounds above 118 dBA |
| Remote call control | Call answer/ignore/end/hold, redial, mute, volume +/- |
Poly Blackwire 8225 USB-A (Poly 214406-01 aka HP 772K2AA) 
Blackwire 8225 Microsoft USB-C (Poly 214409-01 aka HP 772K4AA) 
Poly EncorePro HW710 Over-the-head, (Monaural) noise-cancelling headset +carry case (Poly 78712-101 or HP 805H7AA) 
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