Professional USB wired headset. TEAMS Certified. Dual soft leather earpieces, USB-C & 3.5mm Jack The UH34 Dual offers a lightweight form factor that is comfortable to wear, even for an entire workday. It s suitable for workers who spend a lot of time wearing headsets for voice communications. Features - TEAMS Certified - USB-C & 3.5mm Jack - Soft leather earpieces - USB Plug-and-play - HD Voice/Wideband speaker performance - Noise-canceling microphone and passive noise cancellation - ActiveProtection technology safeguards users from acoustic injury - Integrated LED indicator and warning tone - 330 bendable boom arm for easy adjustment without breaking