Rechargeable Wireless Professional Microphone With Receiver

1 Piece Rechargeable Wireless Professional Microphone
1 x Professional Microphone With Dual USB-C Charger 
Does not support mobile phone/ Mac/laptop
Microphone Headset System: Adopt advanced UHF wireless transmission
160ft (50M) stable wireless connection at open areas
Headset microphone:
UHF wireless microphone can be used with voice amplifie
3.5mm to 6.35mm adapter
Product Specifications:
- Frequency Response: 60Hz-18kHz
- Frequency Stability: +0.005%
- Signal to Noise Ratio: >90dB
-Transmission Power: 9dBm