60° directional sound pickup:Support embedded assembly to make the product more perfect Multiple noise reduction, clear words: The conference speaker contains multiple noise reduction technologies, and both listening and speaking are clear. You can participate in the meeting with confidence anytime and anywhere. Zero distance communication: Business development starts with communication. High-definition sound quality brings you a face-to-face experience. automatic gain technology: Within a range of 10 meters, the volume is automatically increased or decreased according to the distence and volume of the speaker to ensure clear and comfortable sound. Automatic Echo Cancellation (AEC): On the premise of ensuring the fluency and comfort of the call, eliminate the sound played by the speaker to make the call smooth,comfortable Colour:As Shown Material:PC+Plastic Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 1 * 4-array directional microphone kit