Blackwire 300 are entry level models with inline answer/end, volume +/- and mute.

• Manufacture Discontinued 10/18 – Replaced by Blackwire 3220
• Optimized for use with Avaya, Cisco and Microsoft
• Lightweight metal headband offers durability and a customizable, comfortable fit
• Intuitive inline controls to answer/end calls, control volume, and mute
• Smartly placed indicator lights and helpful audio alerts 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