Poly Blackwire 3210 USB Headset:
USB-C (C to A Adapter) for simple plug-and-play.
Lightweight design weighing only 64 grams (without cord)
An affordable entry level USB headset for VoIP/softphones
28mm soft foam cushion to seal out background noise
Adjustable headband for all-day comfort
Wideband audio w/ noise canceling for high-quality PC telephony 
Intuitive controls to answer/end calls, control volume, and mute
 
Poly Blackwire 3210 USB Features:
The Blackwire 3210 Poly corded UC monaural headset is durable, comfortable, simple to use and easy to deploy.
Poly signature audio delivers clear, natural and rich audio.
You can easily manage calls from your PC via USB connection.
USB-A or USB-C variations available
With a headband over-the-head, and speaker on one ear, you can easily converse with co-workers and stay in touch with your surroundings.
Add in additional insights from Poly Lens
Blackwire 3210 USB headset offers top notch UC features at a price you can afford.
Built for UC applications and softphones from Avaya®, Cisco®, Microsoft® and more*.
Certified for Skype for Business.
An affordable call center headset for mass deployment
Poly 3200 USB Headset Series / Model 3210 / C3210
 
HP Variations
USB-C (C to A Adapter)
SKU: 8X214AA
UPC: 197497213836
Formerly 80S09A6 & 80S01A6 (197497213775)
Blackwire 3200 series of headsets | BW3210 | C3210
USB-C (C to A Adapter) – BULK (Qty 50) (Call to order)
SKU: 8X214A6
UPC: 197498433059
Former Poly Variations
USB-A
SKU: 209744-101
UPC: 0017229160163
USB-C
SKU: 209748-101
UPC: 0017229160224
 
Poly C3210 USB Headset Replaced/Updated:
Plantronics C310 – SKU: 85618-102 (Formerly 85618-02)
Plantronics C310-M – SKU: 85618-01