F25 Dimensions : 124.556.526mm Net Weight : 216g (Including battery) Service Provide. Shell Material : Plastic Band 2G: GSM850/900/1800/1900MHz; 3G: WCDMA 850/1900/2100MHz, 4G: FDD-LTE:B1/2/3/4/5/7/17/28(A+B); TDD-LTE:B38/39/40/41 SIM card : Dual SIM card dual standby(one is micro SIM) OS. CPU : MT6739 Cortex A53 quad core, 1.3GHz; GPU: PowerVR Rogue GE8100 RAM.You may return defective merchandise within. Please help us expedite you. Request by including a detailed description of the defect. And how to replicate the problem. We recommend that you keep all the packing material for a minimum of 30 days in case a return is necessary.
We will check it with post office, and. In the unlikely event that your product is faulty in anyway.Work with factory directly to cut the middle man.