13-in-1 card reader with USB 2.0 connection, manufactured by Sanwa Supply. - Model: ADR-MLTXBK - Function: 13-in-1 card reader - Connection Type: USB 2.0 - Manufacturer: Sanwa Supply Inc. Thank you for viewing. I was using this. I am selling it because I no longer need it. Extracted from the internet: USB 2.0/1.1 compatible card reader *To use as a USB 2.0 device, a USB 2.0 compatible host adapter or a device equipped with a USB 2.0 port is required. *For Mac OS, a USB 2.0 compatible host adapter or a device equipped with a USB 2.0 port and OS 10.2.7 or later installed is required. Can read and write 20 types of media. Supports high-speed transfer function for Memory Stick. Includes connection cable. Compatible with both Windows & Mac. Supports xD-Picture Card Type H. Supports SD Memory Card physical standard Ver. 1.1 2GB.