Brand CY Model GT-037-RI Quantity 1 Piece Color Black Material ABS Compatible Models Samsung Galaxy S2 i9100 i9200 i9108 and other Micro USB devices with OTG function Connector Micro USB Transmission Rate 4Mbps Other Features Hub interval: 0.3cm; i9100 i9220 i9108 supports FAT32 format Max. 32GB; i9300 N7100 supports FAT32 and HFS format (FAT32 max. supports 32GB HFS no format limitation); Supports 4 device work at the same time; Supports MS SD SDHC MMC MMC2 RS MMC UITRA2 SD EXTREME SD EXTREME 3 SD TF(Micro-SD) Packing List 1 x Adapter cable (10cm) 1 x Power supply cable (60cm)