Plantronics Blackwire C3215 (formerly C315.1) corded headset includes both USB AND 3.5mm plugs for maximum usability on a variety of devices. The C3215 is a monaural (single-ear) headset incorporating the latest wideband technology for superior PC and MAC audio quality. Includes both USB plug and 3.5mm for smartphones/tablets.
The C3215 features noise-canceling microphone to block out background noise in your environment so caller won't hear it. Also features convenient volume control and mute buttons in-line and ultra-soft leatherette ear cushion that folds flat to fit easily in carrying case (included). QuickAdjust mic boom makes the Blackwire C3215 for perfect microphone placement.
SoundGuard audio technology protects your ears against sudden sound spikes. Dynamic EQ feature optimizes your voice and automatically modifies EQ settings to those best for music or multi-media. Features DSP (Digital Signal Processing) to even out VoIP call quality. Simple plug-and-play connection. (Cord length with USB is 5 feet.
Total cord length with 3.5mm end is 3.75 ft.)
Built for all-day comfort with soft leatherette, ultra comfortable ear cushion. Includes protective carrying case as shown in photo above. Ear cushion folds flat for easy travel. Blackwire C3215 covered by 2-year Plantronics factory warranty. Part number 209746-101 (formerly 204440-02, 200264-02, 204440-102)