🎧 Poly Blackwire 3325 Microsoft Teams Certified USB-A Headset
- 76J21AA – USB-A
- 76J23AA – USB-C
🔗 Connectivity
USB-A with USB-C® adapter and 3.5 mm jack
Wired connection
🖥️ Compatibility
Compatible with PCs, laptops, and mobile devices
Operating Systems: Windows 11, Windows 10, macOS, Android™, iOS
🎤 Microphone
Noise-cancelling microphone with 135 mm boom
280° mic rotation for flexible positioning
Microphone Bandwidth: 100 Hz to 10 kHz
Microphone Sensitivity: 11 dB SLR, SNR >24 dB
🔊 Audio & Speaker
Speaker Bandwidth: 20 Hz to 20 kHz
Speaker Sensitivity: 3 dB RLR
Speaker Size: 32 mm
Acoustic Protection: SoundGuard Digital
🎛️ Controls
Inline controls: Call answer/end, Mute, Volume +/−, Microsoft Teams button
📏 Design & Dimensions
Headphone Type: On-ear (stereo)
Ear Cushions: Artificial leather
Cable Length: 215 cm total (66.5 cm inline to headset, 90 cm USB to inline module)
Product Dimensions: 15.5 x 3.2 x 17.8 cm
Package Dimensions: 207 x 185 x 56 mm
⚖️ Weight
Headset: 130 g
Package: 255.64 g
📦 What’s in the Box
User guide, headset
🛡️ Warranty
Poly standard two-year limited warranty
