Boya by-Wm 4 Pro Microphone

For Video, Vlogging, YouTube, Instagram Omni Lavalier Mic Bodypack Transmitter Compact Dual-Channel Receiver Easy to Use, Plug & Play Operation Adjustable Gain, Headphone Monitoring 3.5mm Cables for Camera & Mobile Device up to 11.5 Hours on AAA Batteries 8 Systems at Once Max, Up to 200′ Range