Dear Sir; Tks a lot for all of ur concern. From today on,we have the new R4 ENGLISH kernal 1.19,Pls refer to www.r4team.com. It is 100% guaranteed that the new english 1.19 new kernal is original based on the last 1.18 kernal For more questions,pls welcome to contact us anytime at firstname.lastname@example.org R4 TEAM; Since right now there r a lot of fake or clone r4 with the title of r4ds but using the other software by changing the previous PCB structure..So pls do pay attention as follows: 1.R4 ORIGINAL does not support 4GB at this moment.. 2.R4 ORIGINAL PCB STRUCTURE is with ROHS CARD 7A 3.R4 ORIGINAL is with one chip only,the chip model no is 0815--this chip model no is based on the production time.. Many tks again!!