No Bluetooth or app required. Just plug the receiver into your Phone, clip the mini lavalier mic on your shirt and finally turn on the mic power to start recording.
This omnidirectional microphone uses auto-sync and multi-channel real-time mixing technology, which can synchronize the background music and human voice in real-time, greatly reducing video post-editing
With the integrated smart noise reduction system, the tiny lapel microphone can cancel surrounding noise and increase the quality of the speaker's voice, providing full-band audio that is 48kHz stereo CD quality.
The device is a small, small, tiny portable system for the smartphone, omnidirectional filming, podcast playing, and a windproof blog receiver that can be worn as a collar.