Description
USB adapter cable
- USB Digital Headset Microphone
- The USB Digital Headset is simple to use.
- Simple plug into a USB port and experience support sound quality.
- USB 2.0 compliant
- Support 8/16-bit mono/stereo recording and up to 24-bit playback
- Independent adaptive sample rates of 6.4 to 48KHz for USB recording and playback (enhanced fullduplex)
- Speaker channel frequency response 20~20,000Hz
- Superior singal-to-noise ratio.
- No soundcard needed.
- USB plug & play chip
- Complete Digital Soundcard with DSP technology
- Clear live voice transmission with VoIP
- Digital-in-line receive volume control
- In-line microphone (Tx) Mute with LED indicator
- Headset rapid release connector
- No driver for Windows XP, Windows Vista
- Hook On/Off control button with VoIP software (Softphones)
- Rx volume control switch
- Tx Mute switch
- Software : None required
- Compatible with MS Lync
| GENERALS | 1. USAGE | Headset |
| 2. Speaker |
| |
| 3. Microphone | Electri Condensor Microphone | |
| ELECTRICAL CHARACTERISTICS (EARPHONES) | 1. Impedance | 32ohm ± 15% |
| 2. Sensitivity | 98dB S.P.L/Mw (1K) ± 3dB | |
| 3. Nominal Input Power | 100mV with IEC-318 Coupler | |
| 4. Max. Input Power | 100mW white noise for 1 minute | |
| 5. Rated Input Power | 500mW | |
| 6. Freq. Range | 0Hz ~ 7.5Hz | |
| 7. Polarity | When a positive DC current is applied to the terminal marked (+), diaphragm shall move forward | |
| 8. Distortion | Less than 5% at 1KHz, 50mW | |
ELECTRICAL CHARACTERISTICS (MICROPHONE) | 1. Sensitivity | -35dB ± 3dB (0dB=1V/Pa at 1KHz) |
| 2. Impedance | Max. 2.2Kohm | |
| 3. Directivity | Bi-Directional (Noise cancellation) | |
| 4. Freq. Range | 50Hz ~ 20KHz | |
| 5. Sensitivity Reduction | Within -3dB at 1.0V | |
| 6. Standard power suppply | 1.5V DC | |
| 7. Current consumption | Max. 300 Micro A | |
| 8. S/N Ratio | More than 50dB | |
| CORD | Sheath | Poly Ure-Thane |
| Conductor | 3 Conductors 1 ShieldSupported by 1 Kevlar and tensile | |
| Breaking Strength | Not less than 15LBS | |
| Resistance | Not exceed 0.3ohm per meter | |
| Wire Flex Life | Must function after 2,000 flex cycles |
