Hardware components of the system:
1. A host machine (an i phone, Nokia or Blackberry phone, etc.)
2. A scanning camera (The camera can be installed in the phones, car keys, lighters, etc.)
3. A small earpiece
4. Barcode marked cards
5. A loudspeaker (used for testing the working condition of the system)
Notes：The original language of the system is English. Do not worry. In order to satisfy the needs of customers from different parts of the world, we have already promoted the versions in French, Germany, Russian and so forth. If you order a system from us, you will get ten decks of barcode marked cards as a gift.