Product features and parameters Manual draw card, scratch card supports two-way Interface: USB ko PS / 2 ko RS-232, not need an external power supply Stable performance, da musamman jiki zane, don haka santsi da kuma m Draw katin,beautiful and practical Comply with ISO 7811 amfani rai: >300,000 times Work mode: read-only Read track: 1,2,3 waƙa, ( ko saka 2 waƙa, 23 waƙa, 12 …