The KDC415iNT-SF-R2 enables diverse mobile Auto-Identification applications to collect barcode and MSR data with various smartphones and tablets. KOAMTAC's innovative Bluetooth technology and user friendly design allows users to upgrade their smartphone periodically while keeping the KDC400 main system. A built-in 1200mAh rechargeable battery can be used as an external power source for smartphones. An optional secondary Bluetooth port provides seamless connectivity to other Bluetooth peripherals such as mobile printers. KDC400 comes with FREE KTSync keyboard wedging software and FREE SDK for Android, Blackberry, iOS (iPhone, iPod touch, iPad) and Windows.