The WD19DCS is a simplified version of WD19DC without 3.5mm ports. Power your day Dell ExpressCharge allows you to charge up to 80% in one hour i, making it the most efficient way to manage the workday. Adaptable to your workload Conveniently choose between a single USB-C cable or dual USB-C functionality, a feature compatible with our Precision 7000 workstations. Plus, with magnetically separable USB-C cablesi, it is easy to get the flexibility you need. The future-ready design lets you swap out modules with ease if you need to do field replacements or upgrade your systems. Ultimate connectivity Dual USB-C connectivity makes it easier than ever to deliver power, data, audio and video as well as connect to system peripherals, no matter what system you use. Plus, with support for up to four displays, including a single 5K and dual 4K monitorsi, you can connect to everything you need. Clean and clutter-free Stay productive by mounting your dock behind your monitor or under your desk with the optional, secure VESA Mount, that offers the complete flexibility with the built-in 0.8 meter cable. Information in a flash With data transfer sspeeds of up to 10Gbps, you can stay productive when connected to all your devices.