Poly Blackwire 3210 Monaural USB-C Headset +USB-C/A Adapter 8X214AA Headset Accessories 5 mm connection to plug

5 mm connection to plug directly into a smartphone or tablet

Ergonomic design for all-day comfort and wearability

The Plantronics Blackwire C3225 USB-A & 3

and efficient for seamless data transfer

an extended wireless range

Poly Blackwire 3210 Monaural USB-C Headset +USB-C/A Adapter 8X214AA Headset Accessories 5 mm connection to plugEnhanced call quality 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. Connectivity options Enhanced connectivity for your devices with a USB Type C cord and tethered USB A adapter. Wearing style Monaural wearing style for those who prefer to leave one ear open. Lightweight design A lightweight metal headband offers