The Nexto Photo Storage ND2730 from Nexto DI is a handheld photo backup device for your digital camera photo files. Its built-in battery lets you backup your photos anywhere-without the use of a laptop. Whether you're on assignment or hiking in remote areas, the Nexto ND 2730 will enable you to quickly offload your memory cards-safeguarding your photos and letting you continue shooting. The ND 2730's 2 built-in slots are compatible with CF, SD, SDHC and SDXC memory cards. The device supports high data transfer speeds: Most 32 GB CF cards can be copied in less than 8.0 min, while 32 GBSD / SDHC / SDXC memory cards can be copied in about 38 min.You can also preview photo clips as either thumbnails or single photos with the built-in 1.44" color LCD screen. The LCD also enables you to confirm the download of your photos. You can even perform a bit-by-bit verification ("Copy & Verify"), in which all of the data on the memory card is compared to the data on the ND 2730 internal hard drive.The ND2730 doesn?t comes with a 2.5" 500 GB SATA hard disk drive with 7200 rpm. With its internal battery, the ND2730 has the following power options: AC power adapter, a FireWire 800 (IEEE1394b) cable and a USB cable (all included). A car charger and an external rechargeable battery are available as optional accessories (not included). Your photo backup device also comes with a leather case.