boya Ultracompact 2.4 GHz wireless microphone system

Boya Wireless Microphone 2.4GHz BY-WM3U TX+RX (UNTESTED)

BOYA BY-WM4 PRO 2.4GHz Wireless Lavalier Microphone System Video Mic Transmitter

BOYA Ultracompact 2.4GHz Wireless Microphone System BY-V1

Boya Pro Digital Camera-Mount Wireless Omni Lavalier Microphone System (2.4 GHz)

BOYA WMic5-M3 Wireless Microphone for Ultracompact 2.4GHz Dual-Channel

BOYA BY-WM4 PRO 2.4GHz Wireless Lavalier Microphone System Video Mic Transmitter

BOYA WMic5-M2 2.4GHz Mini Wireless Lavalier Microphone System