Microsoft Audio Dock features four different ports (HDMI, USB-A, and two USB-C ) and a power pass-through to keep your PC fully charged all day. Connect up to two monitors with high-speed HDMI and USB-C connections. Key Features Be heard clearly during online meetings Enjoy exceptional voice capture and reduced background sound thanks to dual forward-facing, noise-reducing microphones. Join the conversation when you’re ready Quickly join a meeting and raise your hand to participate with the integrated Microsoft Teams button. Multi-dimensional sound for music and meetings Built-in Omnisonic speakers deliver premium audio quality for any task during your day with 15-watt woofer and 5-watt tweeters. Control your listening experience with built-in volume up and down and pause and play. Never hear 'you're on mute' again Integrated mute control with status light ensures you don't get caught talking to yourself. Compatible with the apps that you use today Enjoy exceptional performance with online meeting and streaming apps.[ 1] Certified for Microsoft Teams Microsoft Audio Dock achieves high-quality voice and audio specifications and testing standards, with integrated app controls for an enhanced, reliable experience. [1] Some accessories and software sold separately.