This Combo product provides multi slot of card reader accommodates many popular memory cards plus three-port USB hub enables connection of up to three devices. The compact and stylish design makes it a digital lifestyle smart solution. It is powered directly from a USB port and doesn’t require software installation. Hi-speed USB2.0 compatibility provides maximum operating speed of 480Mb/s for the card reader and three additional low power devices (mouse, card reader etc). Features: USB2.0 transfer rate up to 480Mbps, backward USB 1.1 transfer rate up to 12Mbps. Powered by USB connection cable. Fully Plug & Play and Hot Swapping support. Data copying between cards without storage intermediate Pocket, Compact, Lightweight Lower Power consumption Slim Design. Output Connections with 3 memory card slots supporting different digital memory cards listed below. Slot 1: MS Cards Slot 2: SD Cards Slot 3: XD Cards Output Connections with Slot 4,5,6: HUB USB2.0 (3 ports) Support: 2000/XP/Vista/Win7, Linux2.4 and Mac os9.2 Color Available : Silver / Metallic Grey Package Contents : 1 x USB2.0 3-Port + Multi Card Reader Hub 1 x USB Cable (Note : Photo attached is for reference only, it may be slightly varied in items of colour, shape from the actual item delivered from time to time)