WAVLINK WL-UG39DK7 USB3.0 Hub Adapter Multi-Screen Graphics Card Universal Docking Station 1. USB 3.0 fast transfer, backward compatible with USB2.0 2. HD and DVI two output ports, support the expansion of two monitors at the same time 3. Support HD resolution 2048x1152P 4. Equipped with wired Ethernet Gigabit network port, supports 1000Mbps transmission 5. Extend multiple USB ports to make up for the lack of USB port troubles 6. Equipped with audio interface, independent power supply, sufficient power supply 7. Aluminum alloy material, with docking station base 8.Support Windows XPwin7win8win10for Mac OS operating system Specifications: 1. Model No: WL-UG39DK7 2. Body Material: Aluminum alloy(with docking station) 3. Transfer rate: 5Gbps 4. Memory: 1GB 5. Expanded screen resolution: 2048x1152 1920x1200 1920x1080 1280x720 6. Power supply: 12V3A 7. Support System: Win XP7810for macOS 8. Interface:1 x HD、1 x DVI、1 x Gigabit Ethernet、6 x USB3.0、1 x Audio、1 x USB-B