Kihno KPop, Girl's Day I Miss You NFC Smart Music Card for Android Smartphones Combo Pack - Retail Packaging - White This special EP includes 4 original tracks with 'I Miss You', unreleased photos and videos. '- It also includes 5 limited artists endorsed postcards and a 17 paged photo book/album jacket. What does Kihno Smart Music Album offer? - Exclusive collectible artists premium contents with songs, interactive music app and social engaging way between fans and artists User Guide - Turn NFC function on your Android smart devices. - Touch Kihno Card to back of smart devices to start off - Follow the instruction as directed on your devices. - Keep your card with you and use it whenever needed.