I have bought Nokia 5800 xpressmusic on 20/5/10 around 8:00 pm from hot spot mobile store, i started using that mobile on 23/5/10 as i have applied for my duplicate sim. i found that unlock button is not working properly, on this i asked that vendor to change my set which is a defective piece, he said i cant help u out for this u have to take this to a nokia care centre, and now the nokia care centre wants to change the body of the mobile set... i want my set to be replaced by a new set, [email protected] read full review »