Welcome to the store! 1. WIDE COMPATIBILITY: 4-port USB 2.0 front panel is compatible with Windows 11 10 8.1 8 7 Vista XP. Converts your 5.25-inch floppy drive space into 4 USB 2.0 ports. 2. EASY INSTALLATION: The USB 2.0 hub front panel increases the scalability of your desktop PC to meet a variety of needs. Easy to install and offers great expansion for your PC case. 3. TWO 19-PIN CONNECTORS: USB 2.0 hub optical drive front panel quickly adds ports for connecting a variety of external USB devices via the two available 19-pin connectors. 4. MULTIPLE SAFETY PROTECTIONS: USB 2.0 optical drive front panel features multiple safety protections such as overcurrent protection, overvoltage protection, and short-circuit protection. 5. FUN METAL CONSTRUCTION: The 5.25-inch front panel has a robust metal construction to ensure longevity and durability, and the package includes 5 screws for added stability. Item Type: USB2.0 Hub Front Panel Material: ABS Expansion Interface: 4 x USB2.0 Installation Position: Front floppy Drive Position Installation Cable Length: Approx. 60 cm/23.6 inches 1 x USB2.0 Hub Front Panel 5 x screw Your 100% satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!