Features:

Pocket size with USB 3.0 A-Type connector.Plug and play, no extra driver needed.Ideal USB expansion for external use.Compatible with USB specification 1.1, 2.0 and 3.0.4 downstream (USB 3.0 A-Type) ports and 1 upstream port.Supports High-Speed (5 Gbps), Full-Speed (480 Mbps) and Low-Speed (12 Mbps) USB device profiles.Supplies USB bus power with Per-Port Over-Current detection and protection, bus-power limit current protection 900mA (when external power adaptor connected).Automatically switching between self-powered and bus-powered mode.

Specifications:

Color: BlackDimension: 6.5 (W) x 6.5 (L) x 1.7 (H) cmCable Length: 60.0 cmVoltage: DC 5.0 VConnecting Port Type: USB 3.0Support: Windows 2000 / XP / Vista / 7 (32 / 64 bit) / Win 8 (32 bit) / 10 / Mac OS X 10.x or above / Linux

Package includede:

1 x 4 Ports USB 3.0 Hub1 x USB 3.0 Cable