Sunshine-tipway&reg; 5.25 Inch USB Front Panel 4 Port USB 2.0 / 2 Port USB 3.0 Hub Combo 2.1A Charging Port 7 port usb hub with 1 port charging interface Internal 5.25 inch front panel with 4 ports usb2.0 ,2 ports usb 3.0 and 1 charging port. Broadband network with USB interface data transmission, apply to the 5.25 inch desktop case Support variety of USB devices including scanners, printers, digital cameras, camcorders, speakers, mice, keyboards, external drives, MP3 players and more! Comply with USB3.0 High Speed technical specifications, transmission speed up to 5Gbps. Backward compatible with USB 2.0 and 1.1,support plug and play