HPU-321AS

2+1 Port USB 3.1 PCI Express Host Card
Compliant with Universal Serial Bus 3.1 Specification
Supports data transfer rate Low-speed (1.5Mbps) / Full-speed (12Mbps) / High-Speed (480 Mbps) / Super-speed (5Gbps) / Super-speed+ (10Gbps)
Complaint with Intel xHCI Specification
Complaint with PCI Express Base Speci­fication

HHU-339IS

Compliant with Universal Serial Bus 3.0 Specification Rev. 1.0
Supports data transfer rate Low-speed (1.5Mbps) / Full-speed (12Mbps) / High-Speed (480 Mbps) /Super-speed (5Gbps)
Support up to 3TB HDD
Support SATA II & SATA I HDD

HRU-215AU

Fully compatible with USB 2.0 High Speed and Backward compatible with USB 1.1 specifications
Supports SD/MS/xD Memory Cards
Supports data transfer rate Low-speed (1.5Mbps) / Full-speed (12Mbps) / High-Speed (480 Mbps)