... multifunctional mobile phone accessory . 1, The design is very unique, stylish, and convenient to carry.2, It can be used by ... patent for it.4, It is a multi functional item: mobile phone strap, data transmission, USB charger, and card reader ( ... china union and so on.Specification Product nameSmartcableModel I modelFunction Mobile phone strap+ USB charger +micro SD card reader+ data cableInterface ...