... paper blade, will lock the machine once shortage of card and paper.With the function of protection of the ... capacity: 2x10WFrequency:20Hz~20KHzCard type: 1 to 4 kindsThe card thickness: 0.3-1.5mmMerchandier price: can be setWork ... mobile, China unicom, telecommunications, store, supermarket, hospital, station, port, airport, post office, commercial street, place of interests, company, hotel, bank ...