K&F CONCEPT M-9 UHF Wireless Microphone System

Features:
UHF high frequency digital wireless signal, automatic connection , high-quality audio transmission.
Each set of product has 20 selectable channels, and no frequency interference while multiple sets working at the same time
The transmitter supports electronic volume control up to 20 levels. Volume can be adjusted based on shooting needs.
The receiver has a 3.5mm headphone port for real-time monitoring of recording effect by plugging in earphones/headsets.
Transmitter and receiver both have built-in lithium battery, which is rechargeable and ensure a long working time.