I'm thinking of buying Samsung Galaxy Z Flip 256GB+8GB F700F/DS Dual SIM GSM Factory Unlocked 4G LTE 6.7 in Foldable Dynami. Android, GSM: 850, 900, 1800, 1900 Mhz, HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat16 1000/150 Mbps, Flip Phones,SAMZFLPMGLD,9SIABPXCD77306,View Return Policy. I would like to have a fast and smooth phone with good software, long software support and a nice camera. Is Samsung Galaxy Z Flip 256GB+8GB F700F/DS Dual SIM GSM Factory Unlocked 4G LTE 6.7 in Foldable Dynami worth the money $823.15? Any reviews?