Shengfu PRO-15 Wireless Microphone system 4 Mics.
This is a professional, hi-fidelity, uni-directional wireless microphone system.
It is designed for clear vocal reproduction and is suitable for various uses including conferences, karaoke, and performances.
The system includes four wireless handheld microphones and a receiver.
The microphones and receiver have LCD displays for monitoring and adjusting frequencies to avoid interference.