The HP EliteDisplay S14 USB portable monitor, HP’s first portable 14” USB-C™ display. Fold back the wraparound easel cover, stand up, and connect to your device with just one USB-C™ cable.the HP EliteDisplay S14 USB Portable Monitor, HP’s first portable 14” USB-C™ display. Fold back the wraparound easel cover, stand up, and connect to your device with just one USB-C™ cable.