Poly Blackwire 3225 Stereo USB-C Headset + 3.5mm Plug + USB-C/A Adapter (Bulk) (8X229A6)

The Poly Blackwire 3225 Stereo USB-C Headset (8X229A6) is a professional-grade wired headset designed for clear communication, comfort, and flexible connectivity across multiple devices. Built for modern hybrid work environments, it delivers rich stereo audio and optimized voice clarity for calls, meetings, and multimedia use. With USB-C, USB-A adapter compatibility, and a 3.5 mm connection, it ensures seamless integration with PCs, laptops, tablets, and mobile devices. Its lightweight design, durable build, and noise-cancelling microphone make it ideal for long hours of professional use.

Product Features

Enhanced Call Quality with Dynamic EQ

Automatically adjusts audio settings to optimize voice clarity during calls and enhances sound quality for music and multimedia playback.

Multi-Device Connectivity

Supports USB Type-C connection with included USB-A adapter and 3.5 mm jack compatibility for flexible use across PCs, tablets, and mobile devices.

Stereo Audio Experience

Provides hi-fi stereo sound for a more immersive listening experience during calls, meetings, and media consumption.

Noise-Cancelling Microphone

Reduces background noise to ensure clear and professional voice transmission in busy environments.

Lightweight and Durable Design

Features a metal-reinforced headband for durability while maintaining a lightweight and comfortable fit for extended use.

Intuitive Inline Controls

Allows easy call management with controls for answer, end, mute, volume adjustment, and call handling functions.

Enterprise Communication Optimization

Certified for compatibility with leading unified communication platforms, making it suitable for professional IT environments.

Product Specifications

• Product Name: Poly Blackwire 3225 Stereo USB-C Headset
• Model Number: 8X229A6
• Color: Black
• Headphone Type: On-ear stereo headset
• Connectivity: USB Type-C, USB Type-A (via adapter), 3.5 mm audio jack
• Microphone Type: Noise-cancelling boom microphone
• Microphone Bandwidth: 100 Hz to 10 kHz
• Speaker Bandwidth: 200 Hz to 6.8 kHz (speech mode), 20 Hz to 20 kHz (media mode)
• Speaker Size: 28 mm
• Impedance: 32 ohm
• Sensitivity (Microphone): 10 dB SLR
• Sensitivity (Speaker): 6 dB RLR
• Signal-to-Noise Ratio: >24 dB
• Boom Microphone Length: 130 mm
• Boom Rotation: 270 degrees
• Cable Length: 129.5 cm (inline module to headset), 90 cm (USB to inline module), total 227 cm
• Controls: Call answer/end, call reject, redial, mute, volume up/down
• Ear Cushions: Artificial leather
• Weight: 119 g (with cable), 92 g (without cable)
• Package Weight: 300 g
• Dimensions: 155 mm x 32 mm x 178 mm
• Package Dimensions: 185 mm x 56 mm x 207 mm
• Compatible Operating Systems: Windows 11, Windows 10, macOS, Android, iOS
• Acoustic Protection: SoundGuard technology
• Included Items: Headset, USB Type-C to USB Type-A adapter, travel case, user guide