Poly Blackwire C3215 Headset with USB-C connector

The Blackwire C3215 is a straightforward corded headset from Poly's Blackwire 3200 series, supplied here with a USB-C connector for current laptops and USB-C docks. It is the kind of headset you buy in quantity: plug in, open the softphone, start talking — with no batteries, pairing or drivers to think about.

It suits general office desks, home workers and anyone moving to softphone calling for the first time. If you want a dual-ear model in the same family, look at the Blackwire C3225 binaural; for USB-A machines the Blackwire 3210 USB covers the older port.

Key features

• USB-C connection — native fit for modern laptops, no adapters needed.
• Corded simplicity — always ready, nothing to charge, minimal IT support burden.
• Blackwire 3200 series design — Poly's proven, high-volume office headset platform.
• Softphone-ready — built for day-to-day PC and laptop calling.
• Sensible fleet buy — an easy standard-issue headset for desk-by-desk rollouts.

Works with

• Poly Blackwire C3225 — binaural sibling
• Poly Blackwire 3210 USB
• Poly Blackwire 3220 USB-A/C
• All headsets

Frequently asked questions

Will it fit my laptop?

If your machine has a USB-C port, yes — this variant connects over USB-C. For USB-A-only desktops, choose one of the USB-A Blackwire models linked above instead.

Does it need drivers or software?

No special setup is required for everyday calling — it behaves as a standard USB audio device with mainstream softphones.

What is the difference between the C3215 and C3225?

They sit in the same Blackwire 3200 series; the C3225 is the binaural (dual-ear) model, so pick it where users need to shut out office noise, and the C3215 where a lighter setup is preferred.

Buying for several desks at once? Call 0333 242 1314 or email sales@clisecure.com and we will match the right headsets to your phones before you order.