BOYA BY-WM4 PRO-K3 is 2.4GHz wireless microphone system, specially designed for Lightning iOS devices. It comes with a body-pack transmitter (TX4 Pro)
and a miniature receiver with a Lightning connector (BY-WM4 PRO RXD), one omnidirectional lavalier microphone.

BY-WM4 PRO-K3 is a professional audio solution that assures to pick up intelligible and clear audio for users. And its ultra-compact and
portable for both receiver and transmitter, and plug-and-play operation allows to easily operate for mobile journalists, videographers, and vloggers of any experience level.

The dual-channel receiver can allow users to add extra one transmitter, and work two transmitters at the same time.