Style, comfort and audio quality
Built for style with a sleek design that focuses on comfort and reliability. Poly signature audio quality so you know you will sound great. And intuitive and simple features so every user can connect to their preferred device simply and easily.

POLY Blackwire 3320 Stereo Microsoft Teams Certified USB-C Headset +USB-C/A Adapter. Product type: Headset. Connectivity technology: Wired. Headphone frequency: 20 - 20000 Hz. Product color: Black

Product type	Headset
Wearing style	Head-band
Product color	Black
Headset type	Binaural
Operating keys	Answer/end call, Mute, Volume +, Volume -
Country of origin	China, Mexico
Connectivity technology	Wired
USB connectivity	Yes
Ear coupling	Circumaural
Headphone frequency	20 - 20000 Hz
Driver unit	1.26" (3.2 cm)
Noise reduction	Yes
Microphone type	Boom
Microphone frequency	100 - 10000 Hz
Microphone direction type	Omnidirectional
Windows operating systems supported	Windows 10
Mac operating systems supported	Yes
AC adapter included	Yes
Quick start guide	Yes