Features:

1. Real USB 2.0, Card Reader/Writer With USB 2.0 3port HUB. Real USB 2.0, Transfer rate up to 480Mbps/S,backward USB 1.1 transfer rate up to 12Mbps/S.
2. Fully Plug & Play and Hot Swapping support.
3. Lower power consumption. No external power required,
4. Just powered by USB connection cable.
5. Pocket Size: 68*38*23mm; Light Weight: 55G; Compact.

Specification:

All-in-1 design, 4 slots supporting cards listed bellow:
Slot 1:SD / MINI SD / HS MINI SD / EXTREME SD / EXTREME III SD / ULTRA SD / ULTRA II SD / ULTRA II SD PLUS /SD-ULTRA-X / ULTRA SPEED SD / SD PRO / SDHC SD ELITE PRO / HS SD / MMC micro / MMC Mobile /MMC Plus / MMC 4.2 / MMC / MMC 4.0 / HS MMC / HS RS MMC / RS MMC /  RS MMC 4.0    
Slot 2:Micro SD /Micro SDHC/ T-Flash 
Slot 3:MS / MS PRO / MS DUO / MS PRO DUO / MS MG PRO / MS MG /  MS MG DUO / MS MG PRO DUO / EXTREME MS PRO /MS SELECT / EXTRME III MS PRO / ULTRA II MS PRO /HS MS MG PRO /HS MS / MG PRO DUO / HS MS PRO /HS MS PRO DUO / MS ROM / MS Pro HG Duo
Slot 4:M2