U3R-820 equipped with the most updated USB3.0 super speed interface which supports up to 5Gbps data transfer rate and backwards compatible with high speed USB2.0 and full speed USB1.1 interfaces.

There are 5 slots designed for most kind of memory cards in different shape:

• 1^st slot: SD(HC,XC)/ MMC
• 2^nd slot: xD
• 3^rd slot: MS(proDuo)
• 4^th slot: MicroSD/M2
• 5^th slot: CF(UDMA7)

Simultaneously memory card operation is allowed, due to the TG5015 build-in high performance silicon controller with independent memory card interfaces.