Samsung Galaxy s Duos Need Help for Coupon

i i want to purchase this phone
www.ebay.in/itm/121149021640

coupon : MCEBAYH213

but why this coupon is not working for me...!!!!!!
please help me to find out the coupon i want this phone @Low cost so ... please help!!!!
i want Purchase two mobile S Duos...

Thank you!!!!

 

Coupons disabled for this item. None(ICICI/Vodafone/MC) working. So I guess this is the cheapest. Out of stock on HS18, maybe you could have got a few Rs. cheaper there.

 

if i apply coupon on that so it is more cheaper..... ri8..
withou coupon it is also cheaper.....

 

Cheapest at present as you can't use any coupon.