i bought casio ctk 810 from india madhya pradesh from gwalior city from tele center rangwala house deedwana oil, sarafa road lashkar gwalior 474001, phone 0751-2626376, 2625422. the casio is bought from my mother name dr neelima bhardwaj that basterd shopkeeper gave us duplicate casio adapter for rs 500 and give no warranty.now my adapter is disturbed and shopkeeper refuse to send to the service center. kindly take some action against that raskel shopkeeper. read full review »