Haptik Weekend Sale – 100% Cashback on Bluetooth Speaker. Haptik App is again offering its 100% Cashback Weekend Sale in which you can get 100% cashback on Sound Logic Touch Lamp Bluetooth Speaker. You will get maximum Cashback Rs 1000. Next Haptik Weekend Sale is on 9th & 10th September 2017. You have to collect 100% Cashback Coupon to buy Bluetooth Speaker from Haptik Weekend Sale.So Follow up the Steps below to get 100% Cashback on Bluetooth Speaker.