Product features and parameters Manual draw card, scratch card supports two-way Interface: USB o PS / 2 o RS-232, not need an external power supply Stable performance, il design unico corpo, così liscia e card draw accurata,beautiful and practical Comply with ISO 7811 Usa la vita: >300,000 times Work mode: read-only Read track: 1,2,3 traccia, ( o specificare 2 traccia, 23 traccia, 12 …