12cm(Echoss Smart Stamp): Stamp the Smartphone to Pay

http://www.12cm.co.kr/en/12cm/

Hold the echoss, Just stamp
on the smart phone

Each Stamp has multi points. That can be individually identified
when it is stamped on screen of the smart phone.

정보

Duration : 2분 32초
Lisence : youtube
자막 : 있음