RYRA 1PC USB 3.0 A Male to 2 Dual USB Female Data Hub Power Adapter Y Splitter USB Charging Power Cable Cord Extension Cable Product name: USB 3.0 One to Two Data Cable Length: 15cm Color: Black Compatible Devices: U-disk, keyboard, mouse Specifications: - Compatibility: Supports USB 3.0 high-speed transmission with speeds up to 5Gbps, actual transfer speed approximately 500MB/s. Backwards compatible with USB 2.0 and USB 1.1. - USB 3.0 male to dual female extension cable with power supply support - One USB 3.0 male to one USB 3.0 female data port and one additional USB 3.0 female charging port - The thicker cable supports data transfer and charging; the thinner cable supports charging only and does not support data transfer - Designed for extending connectivity to multiple USB devices Package Included: 1 x USB 3.0 One-to-Two Data Cable Note: The thicker cable is for data transfer and charging. The thinner cable is for charging only and cannot transfer data. Please connect devices accordingly.