IvrJackService
+[ IvrJackDelegate onReadEpc: ] -[ IvrJackService getBatteryBuzzerStatus:buzzer: ] -[ IvrJackService readTag:address:count:data: ] +[ IvrJackDelegate readerConnect: ] -[ IvrJackService killTag: ] -[ IvrJackService selectTag:epc: ] +[ IvrJackDelegate readerDisconnect ] -[ IvrJackService lockTag:mask:action: ] -[ IvrJackService setBuzzerStatus: ] +[ IvrJackDelegate readerStatusChange: ] -[ IvrJackService open ] -[ IvrJackService setReadEpcStatus: ] -[ IvrJackService close ] -[ IvrJackService readEpcAndTid:epc:tid: ] -[ IvrJackService writeTag:address:count:data: ]