H3000NC Headsets Specification

H3000NC Headsets Specification
1: Microphone::
1) Supper Noise canceling
2) Back electret Type
3) Frequency 20HZ ~ 10KHZ
4) Sensitivity range -34 ±2Db. At 1Khz 0Db=1V/Pa
5) Impedance : 3.9kΩ
6) The current Consumption: 70 ~ 150uA;
7) Operation Voltage Range:1.4V-5.0V(DC)
8) Max. sound pressure level:115Db S.P.L
9) Mechanical specification : Diameter
4.0mm,Height:2.2mm
2. Speaker specification
1) Dynamic speaker
2) Frequency 50HZ-10KHz
3) Sensitivity range 96 ±3Db. At 1Khz
4) Impedance: 150ohm±10%
5) Input power:10mW
6) Mechanical specification :
Diameter :30.0mm,Height:7.4 mm
4. Kevlar-reinforced cable, passed 20000 times of test
5. Break-proof 360 degree rotating microphone arm
6. Distortion-proof headband made in elastic medical steel
7. Japan imported high-protein leather ear cushion (environment-friendly, not stimulate skin),
soft and durable.
8. UC Headset passed by reliability test
1) Hi-Temperature Test
2) Low Temperature Test
3) Humidity & Heat Test
4) Humidity Shaking Test
5) Vibration Test
6) Dropping Test
7) Tension Test
By these reliability testing to ensure the microphone and speaker can be work well in any
environment
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