Features: 14 in 1 Expansion dock, multi screen expansion, supporting four screen simultaneous and differential display, HDMI compatible interface supporting 4K60Hz high-definition resolution, clearer and smoother. USB3.0 interface, supporting devices such as USB flash drives, mobile hard drives, keyboards and mice, with a transmission rate of up to 5Gbps. PD100W fast charging, using the power adapter of the laptop to power the laptop or charged devices through the USB-C PD port of this hub. RJ45 network port output, supporting 1000M/100M/10M network connection, unobstructed. Independent 3.5mm audio output, capable of connecting headphones, small speakers, etc., to solve problems such as no audio port or damaged audio port in laptops. Black housing, fast heat conduction, efficient heat dissipation without overheating. It can read SD-TF card data, and is compatible with MicroSD, MicroSDHC, MicroSDXC, and SDXC cards. The maximum Expanded memory is 2TB. Small size, easy to carry, wide compatibility, plug and play, supporting operating systems such as WinXP/7/8/10, iOS, Linux, etc Specifications: Material: aluminum-alloy Color: black Size: Approx. 20.2x8x2.5cm/7.95x3.15x0.98inch Model: HP1401 Resolution: 4K60Hz USB Transmission Rate: 5Gbps Output Interface: Type-C PD-output: 100W Interface Information: Main control Type-C interface x1 HDMI-compatible 2.0x1(4K/60Hz) HDMI-compatible x1(1080P@60Hz) DP 1.4x2(4K/60Hz) PD 3.0x1(up to 100W) Gigabit Ethernet port x1 (1000Mbps) USB3.1x2(10Gbps) Type-Cx1(10Gbps) USB3.0x1(5Gbps) SD/TF 3.0 (104MB/s) (can be read simultaneously) 3.5mm audio x1 (supports voice/audio) Chip Parameters: 3.0 HUB chip: GL3510 3.1 HUB chip: VL822T PD chip: VL103R HDMI-compatible/DP chip: RTD2186 Network-port chip: RTL8153 Audio chip: KT02F20 Card reader chip: AU84612 Note: Please allow 1-2cm errors. Package includes: 1x 14 in 1 Type-C Expansion Dock