**Product Specifications:**

**Brand:** UGREEN

**Features:** 4-port expansion, efficient flash transmission, USB 3.0, hub

**Transfer Speed:** Up to 5Gbps, supports USB 3.0 data transfer

**Performance:** Transfers a 1GB file in approximately 3 seconds, high-performance chip for doubled efficiency

**Compatibility:** Fully compatible with USB interface devices

**Multiple Protections:** Ensures secure and reliable data transmission

**Transfer Rate:** Tested transfer speed of approximately 350MB/s

**Convenience:** Supports simultaneous reading from all four ports for efficient multitasking

**Stability:** Stable connection for high-power devices such as hard drives and printers

**Plug and Play:** Compatible with Windows/macOS/Linux systems, no driver installation required

**Shielding Design:** Triple shielding design (aluminum foil + braided + ground wire) for fast and stable transmission

**OTG Function:** Expands OTG function for tablets and smartphones, enabling easy mobile office and file browsing

**Package Contents:** UGREEN USB 3.0 4-port hub, compact and portable design

*Note: The above specifications are based on laboratory tests conducted by UGREEN. The actual product may vary slightly.*