I got a Samsung Galaxy Note Ii N7105 Pink 4g/lte Factory Unlocked International Version Lte/4g Bands 800 / 900 / 1800 / 2600 and it drops calls sometimes it will drop calls after 30 sec or after 15 min there is no pattern to the drop calls ...Please help as I do love the phone but am seriously thinking about selling this and going back to Iphone .