射频卡读写器，超过PHILIPS的射频基站，可读写14443，13956等协议的卡。加密强度目前可能是最高的。价格便宜。-RF card reader, more than PHILIPS radio base stations, read-write the agreement, such as the 14443,13956 card. The current strength of encryption is the highest. The price was cheap.