1. The professional class headset, excellent sound and comfortable to wear all-day
2. 330° adjustable microphone boom offers optimal speech clarity
3. Ultra FlexTM MIC wires, boom rotation>20000
4. The Ultra Noise canceling Mic filters 80% background noise
5. Teflon washer increases stability and ensures optimal durability
6. Active ProtectionTM safeguards the user from the effects of an acoustic burst
7. Quick Link(QLTM ) function can make you leaving telephone while wearing the headset
8. Option for binaural style
VT2000NC
Noise Cancelling Headset
Noise cancelling cardioid microphone filters up to 80% of background
noise.
300° Adjustable Microphone Boom
Active Protection™ technology for hearing protection
Ultra Flex™ microphone wires allow more than 20,000 boom
rotations
Connects to either 2.5 mm or RJ9 Quick Link (QL™) cable.
Specifications | |
Features | |
Receiver | Dynamic |
Microphone | Electret |
Microphone Boom | 300° |
Mechanical Specifications | |
Weight | 55g |
Cord | 1.0m |
Contacts | Gold plated phosphor bronze |
Insertion Cycles | 10000 |
Storage Temperature Range | -25°C to 65°C |
Electroacoustical Specifications | |
Receiver | |
Diameter | 27mm |
Frequency Range | 300 Hz to 3400 Hz |
Impedance | 150Ω ±15% |
Sealed Sensitivity @ 1kHz | 103 ±3dB |
THD @ 1 kHz | <5% |
Transmitter | |
Frequency Range | 100 Hz - 10 kHz |
Directivity | Cardioid |
Sensitivity @ 1kHz | -49 ±3dB |