Adaptor Supplied: No. Brand: TDK. Card Capacity: 4GB. Card Type: SDHC. Features of Product: High speed read/write/erase. Extremely low power consumption. For use in smart phones, digital and video cameras, PDAs, MP3 players and any other device that features an SD card compliant slot. Memory Cards Extended Attributes: List. Product Depth: 0.18 cm. Product Height: 3.1 cm. Product Weight: 0.008. Product Weight Units: kg. Product Width: 2.3 cm. Speed Class: Class 4 (>4 MB/s 26x). Write Protection: Yes.