1. All four interfaces support USB 3.0 high-speed transmission. Say goodbye to the hassle of repeated plugging and unplugging; multiple devices can be easily managed. The theoretical transfer speed of USB 3.0 is 480MB/s, allowing large files and photos to be transferred in seconds. 2. Buckle design allows clamping to the edge of a display screen or desktop, saving desk space. The buckle design is stable and stylish. 3. Available with and without power supply. The model with power supply includes a dedicated charging port for Android devices, enabling power delivery through the data cable to meet the power needs of high-demand equipment and ensure smooth data access. The version without a charging port is suitable when using low-power devices. 4. Made of aluminum alloy, lightweight and portable, with a premium texture. Compact size saves space and helps reduce heat buildup. 5. Can clamp to edges with a thickness between 10-32mm. Silicone anti-slip pads prevent scratching and protect your equipment. Plug-and-play, compatible with multiple systems, including Windows 7/8/10, Linux, and macOS. Color: Silver Material: Aluminum Alloy Package Contents: 1 x USB 3.0 Hub 1 x Cable Only the above package content is included; other items are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.