| frequency offset | +-11 KHz | sensitivity | -70 dB M |
| frequency response | 80 Hz ~ 15 KHz | Distance of use | Open area 30 meters |
| frequency stability | +-0.005% | Receiver power supply | DC12V/300 mA |
| signal-to-noise ratio | >60dB | Transmitter power supply | 9V |
| distortion | 0.5%（1KHz） | frequency range | 210MHz ~ 270 MHz |
| Channel | 2 | firing power | 20 mW |
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