i want to purchase new keyboard

by preen durai
(59,immanuillam,muniyandikoilstreet,madurai-625010,tamilnadu ,india)

my name is preen iam living in tamilnadu i want to know which key bord is better to play and cost wise good whether its yamaha r casio kindly sugges me .and my affortable amount is 12000 good and proffesional key board i need so kindly give advie to buy and wher woul i buy this one and right know the cost of the key bord.pls