Poly Blackwire 8225 Stereo USB-C UC Wired Headset (8X223AA)

The Poly Blackwire 8225 (8X223AA) is an on-ear stereo wired headset designed for PC connectivity through USB Type-C or the included USB Type-C to USB Type-A adapter. It features 32 mm speakers with a 32-ohm impedance and a speaker bandwidth of 200 Hz to 6.8 kHz in speech mode and 20 Hz to 20 kHz in media mode. The headset uses a noise-cancelling microphone with a bandwidth of 100 Hz to 10 kHz. The microphone boom measures 135 mm and rotates through 280 degrees. Speaker sensitivity is specified as 6 dB RLR, microphone sensitivity as 10 dB SLR, and the microphone signal-to-noise ratio is greater than 30 dB. The headset uses artificial leather ear cushions. Its cable consists of 63 cm from the inline module to the headset and 149 cm from USB to the inline module, providing a total USB-to-headset cable length of 219 cm.

The Blackwire 8225 provides inline controls for call answer/end, microphone mute, volume adjustment, and ANC selection. Its Hybrid Active Noise Cancellation provides off, low, and high settings. The headset supports Windows 10, Windows 11, and macOS and includes SoundGuard Digital acoustic protection technology. The headset weighs 187 g. The package includes the headset, USB Type-C to USB Type-A adapter, carrying case, and user guide. HP/Poly also specifies Acoustic Fence technology for the noise-cancelling microphone and describes the USB-C cord with tethered USB-A adapter as the connectivity configuration. The 32 mm speakers, stereo wearing style, noise-cancelling microphone, adjustable ANC, 280-degree boom rotation, artificial leather ear cushions, inline controls, SoundGuard Digital technology, and listed operating-system compatibility provide the technical characteristics specified for the Blackwire 8225.