Button user controls
Call answer/end; Mute; Volume +/-
Speaker bandwidth
200 Hz to 6.8 kHZ (speech mode); 20 Hz to 20 kHZ (media mode)
Audio
Dynamic EQ optimized; Flexible noise cancellation; Digital signal processing (DSP); Noise cancellation (NC); Hi-Fi stereo
Acoustic protection technology
SoundGuard
Hardware compatibility
Compatible with PCs via USB/USB Type-C®, connects to mobile devices and tablets via 3.5 mm (BW3315/BW3325) and devices that support USB Type-C®
Compatible Operating Systems
Windows 10; macOS
Manufacturer Warranty
Poly standard two-year limited warranty