Description
Microphone parameters:
1. Frequency range: fixed frequency 230290MHz (display 730~790MHz)
2. Oscillation mode: DSP chip frequency lock
3. Frequency stability: +\- 10ppm
4. RF power: 10dBm
5. Audio frequency response: 100~10000Hz
6. Distortion: <=0.5%
7. Battery specification: 1.5V/AA size dian
Receiver parameters:
1. Frequency range: fixed frequency 230290MHz (display 730~790MHz)
2. Oscillation mode: DSP chip frequency lock
3. Frequency stability: +\- 10ppm
4. Receiving sensitivity: -95~-71dBm
5. Audio frequency response: 100~10000Hz
6. Distortion: <=0.5%
7. Signal-to-noise ratio: >=90dB
8. Audio output: 300mv(max)
9. Battery specification: 1×3.7V/18650 size battery
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