DJI Mic Mini (2 TX + 1 RX + Charging Case), Ultralight,

From the manufacturer

Small but Mighty – The DJI Mic Mini Transmitter is small and ultralight, weighing only 10 g, [1] making it comfortable to wear, discreet, and aesthetically pleasing on-camera.
Detail-Rich Sound – Mic Mini delivers high-quality audio. A 400m max transmission range [2] ensures stable recording, even in bustling outdoor environments like a busy street.
Extended Battery, More Recording Time – Mic Mini with Charging Case offers up to 48 hours of battery life, [3] ideal for long trips, interviews, livestreaming and other intensive usage scenarios.
DJI Ecosystem Direct Connection – With DJI OsmoAudio, a transmitter can connect to Osmo Action 5 Pro, Osmo Action 4, or Osmo Pocket 3 without a receiver, delivering premium audio.
Powerful Noise Cancelling – 2 noise cancellation levels are available—Basic is ideal for quiet indoor settings, while Strong excels in noisy environments to give you clear vocals. [8]
Always Reliable Audio – DJI Mic Mini features automatic limiting to lower volume if audio input is too high, preventing clipping and ensuring reliable audio quality in any setting.
Includes two DJI Mic Mini TX, one RX, a charging case, and other accessories, making it optimized for a wide range of extended scenarios like interviews, livestreaming, content creation, and more.