Poly Blackwire 3220 Headset Wired Head-band Calls/Music Black

— A2DP: Yes<br>- Noise-cancellation: Yes<br>- Wideband Audio: Yes<br>- Digital Signal Processing: Yes<br>- SoundGuard (Hearing Protection): Yes<br>- Connects to PC via USB<br>- Inline answer/end, volume control, and mute<br>- Improved performance in noisy environment<br>- 3.5mm connectivity on C3215/C3225<br>- “Lava” cable and accentsPOLY Blackwire 3220. Product type: Headset. Connectivity technology: Wired. Recommended usage: Calls/Music, Product colour: Black