Poly Blackwire 3210 USB-C Mono Headset (80S09A6 / 209748-101)

Get enterprise-grade audio clarity at an exceptional value. The Poly Blackwire 3210 is a corded UC monaural headset built for professionals who need reliable, all-day communication — ideal for Microsoft Teams, Zoom, Cisco, and other leading platforms. Every new headset from Reef Telecom ships with our industry-leading 10-year warranty and free shipping on orders over $300.

Key Features & Specifications

• Noise-canceling boom microphone with enhanced Digital Signal Processing (DSP) for crystal-clear calls
• Dynamic EQ automatically optimizes audio for voice calls vs. music and multimedia
• Monaural (single-ear) on-ear design — stay aware of your surroundings while on calls
• Lightweight metal headband with soft leatherette ear cushion for all-day comfort
• USB-C connectivity (also compatible via USB-A with adapter, sold separately)
• Intuitive inline controls: answer/end calls, volume, mute with LED status indicators
• SoundGuard technology — acoustic limiting protects hearing against sounds above 118 dBA
• PC wideband audio for natural, rich sound quality
• 5.28 ft total cable length (USB to headset)
• Folds flat for easy portability and storage

Compatibility

Certified for Microsoft Teams and compatible with Zoom, Cisco Webex, Avaya, and other major UC platforms. Works with Windows PCs and Macs via USB-C. Manage and customize settings through Poly Lens software. Also known as Plantronics Blackwire C3210 (formerly 209748-101 / 80S09A6).

Free ground shipping on orders over $300. Same-day shipping on orders placed before 4PM EST.

All products include our industry-leading 10 Year Warranty backed by Reef Telecom.