The ASUS AI Noise Cancelling Microphone Adapter is the worlds first USB-C-to 3.5mm adapter that integrates AI Noise Cancelling Microphone (AI Microphone) technology. When used in conjunction with a 3.5mm headset with microphone, AI powered noise cancellation provides crystal clear voice communication. Weighing in at only 8 grams, it includes a Digital-Analog Converter (DAC) with ASUS Hypergrounding Dedicated Technology to prevent electromagnetic interference for noise-free audio. Greatly upgrade the sound quality with this small device.