Operating Frequency
615–665 MHz
Professional audio, microphones and system integration

Harmonai LEO-3009 is a professional-grade UHF wireless microphone system operating in the 615–665 MHz frequency band, offering 200 selectable channels. It features infrared sync and frequency-matching technology for fast, intuitive setup. The receiver includes an LCD display showing real-time transmitter battery level, making operational status instantly visible. With a signal-to-noise ratio (SNR) of >105 dB, total harmonic distortion (THD) < 0.5%, and frequency response of 50 Hz–18 kHz, it delivers clean, full-bodied audio. Effective transmission distance is up to 100 meters in open environments; transmitter output power is 10 mW; powered by two AA batteries for extended runtime. Ideal for conferences, education, live performances, and more.
615–665 MHz
Infrared sync with frequency-matching technology
200 channels
50 MHz
250 kHz
±0.005%
>105 dB
<0.5%
50 Hz–18 kHz
Up to 100 meters (open environment)
10 mW
Two AA batteries (size R6)
Shows real-time transmitter battery level
Suitable for conference speaking, educational training, KTV entertainment, small-scale live performances, wedding hosting, and other sound reinforcement applications. Its 200-channel flexibility and 100-meter range meet the dynamic needs of medium- and small-sized venues. AA battery power enables quick replacement and long-lasting operation.
For detailed technical specifications or pricing information about the Harmonai LEO-3009 wireless microphone system, contact us anytime for expert consultation.