Blackwire C300 are entry level models with inline answer/end, volume +/- and mute.

• Replaced by Blackwire C3210 September 2018
• Certified for Microsoft
• Lightweight metal headband offers durability anda customizable, comfortable fit
• Intuitive inline controls to answer/end calls, controlvolume, and mute
• Smartly placed indicator lights and helpful audioalerts give user call, mute & volume status
• Wideband audio with noise-canceling for high-quality PC telephony
• Dynamic EQ feature automatically adjusts audio for voice or multimedia use
• Noise-canceling microphone filters out background sound
• Enhanced Digital Signal Processing (DSP) provides more natural voice sound
• SoundGuard technology provides protection against audio spikes
• 7′ total length USB connection to headset
• 2 year manufacturers warranty