im selling my transcend 2gb[slc memory].this is one of the fastest pendrives in bd[may be the fastest,not sure].u can get a 4gb within 3k but theres a difference between that 4gb pendrive and my one is at least [at least] 4times faster than an avg pendrive that r available in bd market.the price of this pendrive has come down a bit,its now 3200tk[ucc te paoa jai]i have taken a pic moday from asking price 2400tk.u'll get lifetime warranty with this product.the model no. of this pendrive is Transcend JetFlash read abt this product or slc/mlc memory click on these links