The Dell Mobile Adapter Speakerphone - MH3021P. The world’s first USB-C adapter with integrated speakerphone offers an all-in-one connectivity and conferencing solution. Stay productive in your home or at the office with this World’s first multi-port adapter with integrated speakerphone (speaker and microphone). Its numerous ports offer a variety of connectivity options, while its built-in speakerphone offers great conferencing convenience. Now you can charge your laptop while being connected to a display and your keyboard and mouse, plus get on a conference call -- all at the same time. Its compact design takes up little space, so you can easily fit it in your bag and take it anywhere. Connect to a display, transfer data and power your computer all at once while you are on a call. Plug and Play - no drivers required. Enjoy a seamless conferencing experience with the built-in speakerphone that gets you ready for daily calls and check-ins. The Dell speaker hub - MH3021P - a speakerphone with built in mic and mobile adapter all in one compact device.