R51e (Only R51. REASONS TO BUY FROM US ThinkCentre A61e, M57, /M57p. IdeaPad S9, S9e, S10, S10-3, S10-3s, S10-3t, S10e, S12, U110, Y430, Y510, Y710. 3000 Y200, Y300, Y310, Y330, Y400, Y410, Y500, Y530. ).
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