The A4Tech DST-40C is a compact 4-in-1 docking station designed to expand the connectivity of laptops, tablets, and smartphones equipped with full-featured USB-C ports. Its ash grey aluminum alloy case is both durable and lightweight, weighing only 50 g and measuring 83 x 12 x 30 mm, which makes it easy to slip into a bag for travel. This hub allows you to connect an external monitor via the HDMI port with support for 4K resolution at 30Hz, while the USB 3.0 port handles fast data transfers up to 5120 Mbps. For simpler peripherals, there is a USB 2.0 port providing speeds up to 480 Mbps, and a dedicated USB-C port that supports 100W Power Delivery to keep your device charged during use. The unit connects to your hardware via a 15 cm integrated cable, providing a tidy setup for anyone needing a portable workstation.