The product description
1. The frequency response is broad, timbre clear transparent, low noise. The microphone ON/OFF long life, lock the switch, a music in function.
2. When opening the microphone, sound work head red lights shine, goose and base can be separated type. Applies to large conference, public broadcasting, outdoor speech, etc.
3. Point features: type: a single point (capacitive)
4. The frequency response: 60 hz to 15 KHZ
5. Sensitivity: negative 45 d B plus or minus 3 d B (1 KHz)
6. Low frequency attenuation: 125 hz 6 d B/OCTAVE
7. Output impedance: 200 OHM
8. Maximum sound pressure: 135 d B SPL 1 KHZ At1 % t. H.D
9. Signal-to-noise ratio: 66 d b. 1 KHz At1PA
10. The dynamic range: 111 d b. 1 KHz AtMAXSPL
11. Power supply: DC3V/ac 12 v
12. Wire length: 10 metres parallel