Specifications: 1.USB3.0 transmission 2.1080P HD 3. Audio and video synchronization 4. Gigabit network 5. Card reader 6. USB3.0 high-speed transmission of video data, 5Gbps performance to give full play to solve the Macbook no USB interface pain 7. USB3.0 theoretical transmission rate of 5Gbps, transmission of 1GB file takes only 5-12 seconds, interface appearance color is blue extended multi-performance backward compatible with 2.0/1.1 8. Material: Fine sandblasted aluminum alloy material, corrosion-resistant easy to heat, scratch-resistant. High structural strength, more robust and durable. 9. Double-sided and straight, plug and play. 10.Type-C connector has no positive and negative restrictions and can be inserted and removed at will. It is not necessary to install a driver and it is easy to use. 3-Port USB 3.0 Hub and SD/TF Card Reader, RJ45 1. Extend 3 Ports USB 3.0; 2. Support super speed up to 5Gbps, backward compatible with USB 2.0/1.1; 3. With SD/TF slot, can read 2 cards simultaneously; 4. Compatible with SDXC, SDHC, SD, Micro SDXC, Micro SD, Micro SDHC etc; 5. 12V/2.5A power adapter is included USB 3.0 Multi-Display Adapter 1. Output: VGA x1, HDMI x1 2. Enables you to add 2 external monitors via HDMI or VGA connector; 3. Support display resolution: 2048x1152@32bit(1920x1080 for Analog VGA); 4. Support Display Modes: Extended, Primary, Rotate (rotation mode not available for Mac) USB 3.0 to Gigabit Ethernet Adapter 1. Supports 10/100/1000Mbps network access; 2. IEEE 802.3, 802.3u and 802.3ab (10BASE-T, 100BASE-TX, and 1000BASE-T) compatible; 3. Compliant with Windows 10/8/7/Vista/XP, Mac OS X, Linux, Chrome OS etc; 4. Support Full and Half duplex operating modes