TM-512 HEADSET

Mic Specification: 1. Mic type: Ф9mm x 7mm 2. Impedance: Maximum: 2.2KΩ 3. Sensitivity: -58db ± 2db(0db=1v/pa) 4. Directivity: Omnidirectional 5. S/N Ratio: More than 60db 6. Sensitivity Reduction: Within -3db at 1.2V 7. Mic Frquency Range: 30Hz-16， 000Hz Speaker Specification: 8. Speaker: Ф30mm 9. Sensitivity: 103dB S.P.L at 1kHz 10. Speaker Frquency Response: 20Hz-20，000Hz 11. Impedance: 32Ω 12. Rated Power: 100mw 13. Power Capability: 1000mw 14. Cord Length: about 2.2m 15. Plug Type: Ф3.2mm Stereo