This Is a Dji Mic 2 Wireless Microphone Set With a Charging Case.

This system includes two transmitters and one receiver for dual-channel recording.Key features include high-quality audio recording, intelligent noise cancellation, and a transmission range of up to 250 meters.The microphones support 32-bit float internal recording, allowing for 8GB of onboard storage per transmitter.The charging case extends the battery life for up to 18 hours of total operating time.