I'm considering buy Samsung Galaxy M51 128GB+8GB M515F/DSN GSM Factory Unlocked 4G LTE 6.7 in Super AMOLED Plus Display . Android, GSM: 850, 900, 1800, 1900 Mhz, HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 400/50 Mbps, Smart Phones,M515F/DSN,9SIABPXCC69574,View Return Policy

I'd love it if those of you who have bought the product could tell me what you think. I would love any extra info, as it is quite pricey as $397.75 and I just would like to make sure it can work well before buying.