1. Type C 7-in-1 hub adopts 100% imported chip, which has good stability and tight and firm interface. One machine with multiple functions, can be connected to various devices, multi-function data expansion PC and mobile phone with TYPE-C interface, USB 3.0 is ideal for connecting U disk, mouse, keyboard, etc. Support dual cards, support SD/TF card reader high-speed transmission. 2. Product features: 1), product support, USB2.0, 5Gbps USB 3.0, Type C (100W PD fast charge), 4K HDMI port, TF/ SD dual card slots and other connection ports, support 1T memory card, support SD2 protocol, dual card dual reading, solve the troubles of your notebook computer. 2), product speed: SSD solid state drive: read 280-320MB/S write: 140MB/S 3.0 mobile hard disk: read 140-150MB/S write: 90-110MB/S 3) The product is made of aluminum alloy + ABS environmental protection material, which meets the carding technology, CE, FCC, ROHSEU standards, and quickly guides the heat generated inside to the surface of the product, making the product dissipate faster and more efficient Stable 4) The HDMI interface connects TVs, projectors and other large-screen devices to bring you a 4K high-definition cinema-level experience. 5), convenient storage, does not take up space. See more?4K HD Resolution?: 4K/30HZ HDMI port connects to your TV, projector and other devices, bringing you a cinema-level experience. ?Craftsman spirit?: The product complies with CE, FCC, and ROHSEU standards, and quickly guides the internal heat to the surface of the product, effectively accelerating the heat dissipation of the product and making it more stable. ?Materials?: Adopting aluminum alloy + ABS environmental protection material, it has excellent heat dissipation performance, making the product more durable. ?Chip?: Adopts 100% imported chip, more stable performance, large documents in seconds, no cardton. ?Support interface?: USB 2.0, 5Gbps USB 3.0, Type C (100W PD fast charging), 4K HDMI port, TF/SD dual card slot (compatible with 1TB memory card, compatible with dual card dual reading, compatible with SD2 protocol).