U80 Bluetooth 3.0 Smart Wrist Wrap Watch Phone For Smartphones IOS Android Apple iphone 5/5C/5S/6/6 worth to buy? Thanks for it if those of you who have purchased U80 Bluetooth 3.0 Smart Wrist Wrap Watch Phone For Smartphones IOS Android Apple iphone 5/5C/5S/6/6 could share about what you think of the product. I would love any extra info, as it is quite pricey as $44.48 and I just want to know it is good before paying for it.