i will tell how can we juge aik no ya 2 no,,,,, in aik no:the magnet will be light weight and the coil will be double and thick and there will be a serial no on the magnet plate which is not easly seen and the stciker is of paper sheet and print will be of great quality ......and in 2 no magnet will be havier than the original light coiled wire no serial no and the sticker will be of plastic sheet paper and print will be not quality means (kkeennwwoodd) of this type aik print kay uper dosra print ho ga parnay mai do kenwood likhay hon gay ..... thats it so abb kabhi mar na khana mari tarha .....