Hollyland Lark M2 Wireless Lavalier Microphone.
This is an ultra-lightweight, plug-and-play wireless microphone system designed for various devices including cameras, smartphones (iPhone/Android), and computers.
It offers high-fidelity audio recording with features like 48kHz/24-bit audio format and noise cancellation.
The system boasts a stable transmission range of up to 300m (in unobstructed areas) and extended battery life, with the portable charging case providing approximately 30-40 hours of total battery life depending on the version.
The receiver plugs directly into your device, and the transmitter can remotely control video recording or photo taking on your phone.
It comes in different versions, including those with Lightning or USB-C plugs for compatibility with various devices.