Product features and parameters Manual draw card, scratch card supports two-way Interface: USB ma ọ bụ PS / 2 ma ọ bụ RS-232, not need an external power supply Stable performance, pụrụ iche n'ahụ imewe, ka ire ụtọ na ezi Olee kaadị,beautiful and practical Comply with ISO 7811 Iji ndụ: >300,000 times Work mode: read-only Read track: 1,2,3 track, ( ma ọ bụ dee 2 track, 23 track, 12 …