M-Audio AIR series: New USB-C audio interfaces with Crystal preamps - gearnews.com
Icon Pro Audio OneHub 4-Port Powered USB Hub ONEHUB B&H Photo
M-Audio
Finally, Connect a USB Hub and Audio in One Gadget, on Laptop or iPad - CDM Create Digital Music
M-Audio
Amazon.com: USB Hub with Audio Adapter, Tendak External Sound Card with 3.5mm Headphone Microphone Jack and Volume Control 3 Port USB Hub for Laptop PC HDD Disk : Electronics