Labtec Axis 301 PC Telephone Headset with Boom Microphone Overview: The Axis?301 is ideal for voice conversations and voice-over-IP applications such as Microsoft’s NetMeeting and Messenger Software, iPhone, ICQ Phone, AOL IM, Roger Wilco, Online Games, and Speech Recognition. This headset is Dragon Speech Recognition Certified. The microphone, designed to be worn on either left or right side, filters out background noise for supreme voice clarity. The boom firmly holds the microphone in place for highly accurate speech recognition. Excellent for use with all voice-over-IP and interactive audio applications including: * Internet voice chat and video conferencing * Multi-player Internet gaming * Language and other interactive training * Speech recognition and continuous dictation Features: Miniaturized microphone features NCAT-2 (Noise Canceling and Amplification Technology) to filter out unwanted background noise Microphone can be worn on left or right side and is designed to easily return to and hold your ideal position Specifications: 8-foot shielded cord with gold-plated color-coded jacks Frequency response: Headset: 20 Hz – 20 kHz; Microphone: 100 Hz – 16 kHz Sensitivity: -58 dBV/?Bar, -38 dBV/Pa; +/-4 dB Off-axis noise cancelling: -30 dB @ 250 Hz Microphone output impedance: 1000 ohms Test conditions: Microphone bias voltage: 3.0 V DC Microphone load resistor: 2200 ohms
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