The company SanDisk today announced a device about the culture of pendrive to smartphones and tablets. SanDisk Ultra Dual USB flash drive itself is having connection besides USB , a microUSB connection to access the storage from phones and tablets.
This device works traditionally USB 2.0 for PCs and laptops while on smartphones and tablets makes it through the funcionalidd USB OTG ( USB Host) we already see in most Android smartphones coming to market.