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Excelvan K38A Dual Wireless Microphones with Receiver Box Various Frequency High-end Microphone Bluetooth Supporting Karaoke App For Home Karaoke Entertainment Conference Education Training (Black)
- Brand: Excelvan
- Model: K38A
- Color: Black
- Working frequency: UHF frequency band
- Frequency space: 1MHZ
- Microphone frequency response: 50Hz-18kHz
- SNR: ＞70dB
- Distortion: ≤0.5％
- Transmitting power: ＜10mW
- Transmission distance: > 20 meter
- Output amplitude: 500mV
- Overall frequency response: 20HZ-20KHZ
- Hand microphone power supply: 3V (2 x 1.5V AA batteries)
- Receiver box power supply: 5V adapter or power bank
- Input port: D3.5MM signal line
- Output port: D3.5mm earphone jack