For Microsoft Surface Pro 8 7 6 5 4 Hub 5/6 in 1 USB Docking Station with 4K HDMI-compatible USB 3.0 Memory Card Slot ReaderFeature:Small and beautiful appearance;Compatible for Surface Pro 8/Pro 7/Pro 6/ Pro 5/ Pro 4.Specification:for Surface Pro 6/ Pro 5/ Pro 4.USB interface compatible: USB 3.0/2.0/1.0Memory card support: Secure Digital/Secure DigitalHC/Secure DigitalXC/TFHDMI-compatible: 4K 30HzCompatible system: for Windows XP/7/8/10, for MAC OS 9X/10Voltage: 5V 9V 14.5V 20.3VInput: USB 3.0 male, Mini DP maleOutput: USB 3.0*2, HDMI-compatible*1, Secure Digital/TF*1Color: Silver/Black optionalProduct weight: 48gGro weight: 72gProduct size: 91.5*32*11.5mm/3.60*1.26*0.45"Packing size: 195*82*30mm/7.68*3.23*1.18"for Surface Pro 7USB 3.0 interface compatibility: USB 3.0/2.0/1.0Support: Windows XP/7/8/10Voltage: 5VOutput interface: HDMI-compatible * 1, USB3.0 * 1, USB2.0 * 1, for SD, for Micro SDProduct weight: 57gProduct size: about 94 * 31 * 9.5mm/3.70 * 1.22 * 0.37inchPackage size: about 140 * 70 * 15mm/5.51 * 2.76 * 0.59inchfor Surface Pro 8Interface Type: USB Type-CPorts: 6Standard: USB 3.0Model Number: Docking Station HubUSB 3.0 interface compatibility: USB 3.0/2.0/1.0Support: Windows XP/7/8/10Voltage: 5VOutput interface: HDMI-compatible * 1 USB3.0 * 1, USB2.0 * 1, Secure Digital Card, TF, PDColor: silver/black (optional)Product weight: 52gProduct size: 88 * 33 * 9.5mm/3.5*1.3*0.4inPackage size: 140 * 70 * 15mm/5.5*2.7*0.6inNote:There may be slight size deviations due to manual measurement, different measuring methods and tools.The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor. 1 X USB Hub