diff --git a/dist/morsify.js b/dist/morsify.js
index 1502045..6f2274e 100644
--- a/dist/morsify.js
+++ b/dist/morsify.js
@@ -524,14 +524,14 @@ function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "functi
   var AudioContext = null;
   var context = null;
 
-  var audio = function audio(text, opts) {
+  var audio = function audio(text, opts, morseString) {
     if (AudioContext === null && typeof window !== 'undefined') {
       AudioContext = window.AudioContext || window.webkitAudioContext;
       context = new AudioContext();
     }
 
     var options = getOptions(opts);
-    var morse = encode(text, opts);
+    var morse = morseString || encode(text, opts);
     var oscillator = context.createOscillator();
     var gainNode = context.createGain();
     var timeout;
diff --git a/dist/morsify.min.js b/dist/morsify.min.js
index fbb67f7..62938ca 100644
--- a/dist/morsify.min.js
+++ b/dist/morsify.min.js
@@ -1 +1 @@
-function _toConsumableArray(a){return _arrayWithoutHoles(a)||_iterableToArray(a)||_nonIterableSpread()}function _nonIterableSpread(){throw new TypeError("Invalid attempt to spread non-iterable instance")}function _iterableToArray(a){if(Symbol.iterator in Object(a)||"[object Arguments]"===Object.prototype.toString.call(a))return Array.from(a)}function _arrayWithoutHoles(a){if(Array.isArray(a)){for(var b=0,c=Array(a.length);b<a.length;b++)c[b]=a[b];return c}}function _typeof(a){"@babel/helpers - typeof";return _typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(a){return typeof a}:function(a){return a&&"function"==typeof Symbol&&a.constructor===Symbol&&a!==Symbol.prototype?"symbol":typeof a},_typeof(a)}(function(a,b,c){"object"===("undefined"==typeof exports?"undefined":_typeof(exports))?module.exports=c():"function"==typeof define&&define.amd?define(c):b[a]=c()})("morsify",this,function(){'use strict';var a={1:{A:"01",B:"1000",C:"1010",D:"100",E:"0",F:"0010",G:"110",H:"0000",I:"00",J:"0111",K:"101",L:"0100",M:"11",N:"10",O:"111",P:"0110",Q:"1101",R:"010",S:"000",T:"1",U:"001",V:"0001",W:"011",X:"1001",Y:"1011",Z:"1100"},2:{0:"11111",1:"01111",2:"00111",3:"00011",4:"00001",5:"00000",6:"10000",7:"11000",8:"11100",9:"11110"},3:{".":"010101",",":"110011","?":"001100","'":"011110","!":"101011","/":"10010","(":"10110",")":"101101","&":"01000",":":"111000",";":"101010","=":"10001","+":"01010","-":"100001",_:"001101",'"':"010010",$:"0001001","@":"011010","¿":"00101","¡":"110001"},4:{Ã:"01101",Á:"01101",Å:"01101",À:"01101",Â:"01101",Ä:"0101",Ą:"0101",Æ:"0101",Ç:"10100",Ć:"10100",Ĉ:"10100",Č:"110",Ð:"00110",È:"01001",Ę:"00100",Ë:"00100",É:"00100",Ê:"10010",Ğ:"11010",Ĝ:"11010",Ĥ:"1111",İ:"01001",Ï:"10011",Ì:"01110",Ĵ:"01110",Ł:"01001",Ń:"11011",Ñ:"11011",Ó:"1110",Ò:"1110",Ö:"1110",Ô:"1110",Ø:"1110",Ś:"0001000",Ş:"01100",Ș:"1111",Š:"1111",Ŝ:"00010",ß:"000000",Þ:"01100",Ü:"0011",Ù:"0011",Ŭ:"0011",Ž:"11001",Ź:"110010",Ż:"11001"},5:{А:"01",Б:"1000",В:"011",Г:"110",Д:"100",Е:"0",Ж:"0001",З:"1100",И:"00",Й:"0111",К:"101",Л:"0100",М:"11",Н:"10",О:"111",П:"0110",Р:"010",С:"000",Т:"1",У:"001",Ф:"0010",Х:"0000",Ц:"1010",Ч:"1110",Ш:"1111",Щ:"1101",Ъ:"11011",Ы:"1011",Ь:"1001",Э:"00100",Ю:"0011",Я:"0101",Ї:"01110",Є:"00100",І:"00",Ґ:"110"},6:{Α:"01",Β:"1000",Γ:"110",Δ:"100",Ε:"0",Ζ:"1100",Η:"0000",Θ:"1010",Ι:"00",Κ:"101",Λ:"0100",Μ:"11",Ν:"10",Ξ:"1001",Ο:"111",Π:"0110",Ρ:"010",Σ:"000",Τ:"1",Υ:"1011",Φ:"0010",Χ:"1111",Ψ:"1101",Ω:"011"},7:{א:"01",ב:"1000",ג:"110",ד:"100",ה:"111",ו:"0",ז:"1100",ח:"0000",ט:"001",י:"00",כ:"101",ל:"0100",מ:"11",נ:"10",ס:"1010",ע:"0111",פ:"0110",צ:"011",ק:"1101",ר:"010",ש:"000",ת:"1"},8:{ا:"01",ب:"1000",ت:"1",ث:"1010",ج:"0111",ح:"0000",خ:"111",د:"100",ذ:"1100",ر:"010",ز:"1110",س:"000",ش:"1111",ص:"1001",ض:"0001",ط:"001",ظ:"1011",ع:"0101",غ:"110",ف:"0010",ق:"1101",ك:"101",ل:"0100",م:"11",ن:"10",ه:"00100",و:"011",ي:"00",ﺀ:"0"},9:{ا:"01",ب:"1000",پ:"0110",ت:"1",ث:"1010",ج:"0111",چ:"1110",ح:"0000",خ:"1001",د:"100",ذ:"0001",ر:"010",ز:"1100",ژ:"110",س:"000",ش:"1111",ص:"0101",ض:"00100",ط:"001",ظ:"1011",ع:"111",غ:"0011",ف:"0010",ق:"111000",ک:"101",گ:"1101",ل:"0100",م:"11",ن:"10",و:"011",ه:"0",ی:"00"},10:{ア:"11011",カ:"0100",サ:"10101",タ:"10",ナ:"010",ハ:"1000",マ:"1001",ヤ:"011",ラ:"000",ワ:"101",イ:"01",キ:"10100",シ:"11010",チ:"0010",ニ:"1010",ヒ:"11001",ミ:"00101",リ:"110",ヰ:"01001",ウ:"001",ク:"0001",ス:"11101",ツ:"0110",ヌ:"0000",フ:"1100",ム:"1",ユ:"10011",ル:"10110",ン:"01010",エ:"01000",ケ:"1011",セ:"01110",テ:"01011",ネ:"1101",ヘ:"0",メ:"10001",レ:"111",ヱ:"01100",オ:"10111",コ:"1111",ソ:"1110",ト:"00100",ノ:"0011",ホ:"100",モ:"10010",ヨ:"11",ロ:"0101",ヲ:"0111","゛":"00","゜":"00110","。":"010100",ー:"01101","、":"010101","（":"101101","）":"010010"},11:{ㄱ:"0100",ㄴ:"0010",ㄷ:"1000",ㄹ:"0001",ㅁ:"11",ㅂ:"011",ㅅ:"110",ㅇ:"101",ㅈ:"0110",ㅊ:"1010",ㅋ:"1001",ㅌ:"1100",ㅍ:"111",ㅎ:"0111",ㅏ:"0",ㅑ:"00",ㅓ:"1",ㅕ:"000",ㅗ:"01",ㅛ:"10",ㅜ:"0000",ㅠ:"010",ㅡ:"100",ㅣ:"001"},12:{ก:"110",ข:"1010",ค:"101",ง:"10110",จ:"10010",ฉ:"1111",ช:"1001",ซ:"1100",ญ:"0111",ด:"100",ต:"1",ถ:"10100",ท:"10011",น:"10",บ:"1000",ป:"0110",ผ:"1101",ฝ:"10101",พ:"01100",ฟ:"0010",ม:"11",ย:"1011",ร:"010",ล:"0100",ว:"011",ส:"000",ห:"0000",อ:"10001",ฮ:"11011",ฤ:"01011",ะ:"01000",า:"01","ิ":"00100","ี":"00","ึ":"00110","ื":"0011","ุ":"00101","ู":"1110",เ:"0",แ:"0101",ไ:"01001",โ:"111",ำ:"00010","่":"001","้":"0001","๊":"11000","๋":"01010","ั":"01101","็":"11100","์":"11001",ๆ:"10111",ฯ:"11010"}},b=function(b,c){var e=d(b),f={};for(var g in a)for(var h in f[g]={},a[g])f[g][h]=a[g][h].replace(/0/g,e.dot).replace(/1/g,e.dash);return!0!==c&&delete f[0],f},c=function(a){var c={},d=b(a,!0);for(var e in d)for(var f in d[e])"undefined"==typeof c[d[e][f]]&&(c[d[e][f]]=f);return c},d=function(b){return b=b||{},b.oscillator=b.oscillator||{},b={dash:b.dash||"-",dot:b.dot||".",space:b.space||"/",separator:b.separator||" ",invalid:b.invalid||"#",priority:b.priority||1,unit:b.unit||.08,oscillator:{type:b.oscillator.type||"sine",frequency:b.oscillator.frequency||500,onended:b.oscillator.onended||null}},a[1][b.separator]=b.space,a[0]=a[b.priority],b},e=function(b,c){var e=d(c);return _toConsumableArray(b.replace(/\s+/g,e.separator).trim().toLocaleUpperCase()).map(function(b){for(var c in a)if("undefined"!=typeof a[c]&&"undefined"!=typeof a[c][b])return a[c][b];return e.invalid}).join(e.separator).replace(/0/g,e.dot).replace(/1/g,e.dash)},f=null,g=null,h=function(a,b){null===f&&"undefined"!=typeof window&&(f=window.AudioContext||window.webkitAudioContext,g=new f);var c,h=d(b),j=e(a,b),k=g.createOscillator(),l=g.createGain(),m=g.currentTime;k.type=h.oscillator.type,k.frequency.value=h.oscillator.frequency,k.onended=h.oscillator.onended,l.gain.setValueAtTime(0,m);for(var n=function(a){l.gain.setValueAtTime(1,m),m+=a*h.unit},o=function(a){l.gain.setValueAtTime(0,m),m+=a*h.unit},p=0;p<=j.length;p++)j[p]===h.space?o(7):j[p]===h.dot?(n(1),o(1)):j[p]===h.dash?(n(3),o(1)):o(3);k.connect(l),l.connect(g.destination);var q=function(){k.start(g.currentTime),c=setTimeout(function(){return r()},1e3*(m-g.currentTime))},r=function(){clearTimeout(c),c=0,k.stop(0)};return{play:q,stop:r,context:g,oscillator:k,gainNode:l}};return{characters:b,decode:function(a,b){var e=d(b),f=c(e);return a.replace(/\s+/g,e.separator).trim().split(e.separator).map(function(a){return"undefined"==typeof f[a]?e.invalid:f[a]}).join("")},encode:e,audio:h}});
\ No newline at end of file
+function _toConsumableArray(a){return _arrayWithoutHoles(a)||_iterableToArray(a)||_nonIterableSpread()}function _nonIterableSpread(){throw new TypeError("Invalid attempt to spread non-iterable instance")}function _iterableToArray(a){if(Symbol.iterator in Object(a)||"[object Arguments]"===Object.prototype.toString.call(a))return Array.from(a)}function _arrayWithoutHoles(a){if(Array.isArray(a)){for(var b=0,c=Array(a.length);b<a.length;b++)c[b]=a[b];return c}}function _typeof(a){"@babel/helpers - typeof";return _typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(a){return typeof a}:function(a){return a&&"function"==typeof Symbol&&a.constructor===Symbol&&a!==Symbol.prototype?"symbol":typeof a},_typeof(a)}(function(a,b,c){"object"===("undefined"==typeof exports?"undefined":_typeof(exports))?module.exports=c():"function"==typeof define&&define.amd?define(c):b[a]=c()})("morsify",this,function(){'use strict';var a={1:{A:"01",B:"1000",C:"1010",D:"100",E:"0",F:"0010",G:"110",H:"0000",I:"00",J:"0111",K:"101",L:"0100",M:"11",N:"10",O:"111",P:"0110",Q:"1101",R:"010",S:"000",T:"1",U:"001",V:"0001",W:"011",X:"1001",Y:"1011",Z:"1100"},2:{0:"11111",1:"01111",2:"00111",3:"00011",4:"00001",5:"00000",6:"10000",7:"11000",8:"11100",9:"11110"},3:{".":"010101",",":"110011","?":"001100","'":"011110","!":"101011","/":"10010","(":"10110",")":"101101","&":"01000",":":"111000",";":"101010","=":"10001","+":"01010","-":"100001",_:"001101",'"':"010010",$:"0001001","@":"011010","¿":"00101","¡":"110001"},4:{Ã:"01101",Á:"01101",Å:"01101",À:"01101",Â:"01101",Ä:"0101",Ą:"0101",Æ:"0101",Ç:"10100",Ć:"10100",Ĉ:"10100",Č:"110",Ð:"00110",È:"01001",Ę:"00100",Ë:"00100",É:"00100",Ê:"10010",Ğ:"11010",Ĝ:"11010",Ĥ:"1111",İ:"01001",Ï:"10011",Ì:"01110",Ĵ:"01110",Ł:"01001",Ń:"11011",Ñ:"11011",Ó:"1110",Ò:"1110",Ö:"1110",Ô:"1110",Ø:"1110",Ś:"0001000",Ş:"01100",Ș:"1111",Š:"1111",Ŝ:"00010",ß:"000000",Þ:"01100",Ü:"0011",Ù:"0011",Ŭ:"0011",Ž:"11001",Ź:"110010",Ż:"11001"},5:{А:"01",Б:"1000",В:"011",Г:"110",Д:"100",Е:"0",Ж:"0001",З:"1100",И:"00",Й:"0111",К:"101",Л:"0100",М:"11",Н:"10",О:"111",П:"0110",Р:"010",С:"000",Т:"1",У:"001",Ф:"0010",Х:"0000",Ц:"1010",Ч:"1110",Ш:"1111",Щ:"1101",Ъ:"11011",Ы:"1011",Ь:"1001",Э:"00100",Ю:"0011",Я:"0101",Ї:"01110",Є:"00100",І:"00",Ґ:"110"},6:{Α:"01",Β:"1000",Γ:"110",Δ:"100",Ε:"0",Ζ:"1100",Η:"0000",Θ:"1010",Ι:"00",Κ:"101",Λ:"0100",Μ:"11",Ν:"10",Ξ:"1001",Ο:"111",Π:"0110",Ρ:"010",Σ:"000",Τ:"1",Υ:"1011",Φ:"0010",Χ:"1111",Ψ:"1101",Ω:"011"},7:{א:"01",ב:"1000",ג:"110",ד:"100",ה:"111",ו:"0",ז:"1100",ח:"0000",ט:"001",י:"00",כ:"101",ל:"0100",מ:"11",נ:"10",ס:"1010",ע:"0111",פ:"0110",צ:"011",ק:"1101",ר:"010",ש:"000",ת:"1"},8:{ا:"01",ب:"1000",ت:"1",ث:"1010",ج:"0111",ح:"0000",خ:"111",د:"100",ذ:"1100",ر:"010",ز:"1110",س:"000",ش:"1111",ص:"1001",ض:"0001",ط:"001",ظ:"1011",ع:"0101",غ:"110",ف:"0010",ق:"1101",ك:"101",ل:"0100",م:"11",ن:"10",ه:"00100",و:"011",ي:"00",ﺀ:"0"},9:{ا:"01",ب:"1000",پ:"0110",ت:"1",ث:"1010",ج:"0111",چ:"1110",ح:"0000",خ:"1001",د:"100",ذ:"0001",ر:"010",ز:"1100",ژ:"110",س:"000",ش:"1111",ص:"0101",ض:"00100",ط:"001",ظ:"1011",ع:"111",غ:"0011",ف:"0010",ق:"111000",ک:"101",گ:"1101",ل:"0100",م:"11",ن:"10",و:"011",ه:"0",ی:"00"},10:{ア:"11011",カ:"0100",サ:"10101",タ:"10",ナ:"010",ハ:"1000",マ:"1001",ヤ:"011",ラ:"000",ワ:"101",イ:"01",キ:"10100",シ:"11010",チ:"0010",ニ:"1010",ヒ:"11001",ミ:"00101",リ:"110",ヰ:"01001",ウ:"001",ク:"0001",ス:"11101",ツ:"0110",ヌ:"0000",フ:"1100",ム:"1",ユ:"10011",ル:"10110",ン:"01010",エ:"01000",ケ:"1011",セ:"01110",テ:"01011",ネ:"1101",ヘ:"0",メ:"10001",レ:"111",ヱ:"01100",オ:"10111",コ:"1111",ソ:"1110",ト:"00100",ノ:"0011",ホ:"100",モ:"10010",ヨ:"11",ロ:"0101",ヲ:"0111","゛":"00","゜":"00110","。":"010100",ー:"01101","、":"010101","（":"101101","）":"010010"},11:{ㄱ:"0100",ㄴ:"0010",ㄷ:"1000",ㄹ:"0001",ㅁ:"11",ㅂ:"011",ㅅ:"110",ㅇ:"101",ㅈ:"0110",ㅊ:"1010",ㅋ:"1001",ㅌ:"1100",ㅍ:"111",ㅎ:"0111",ㅏ:"0",ㅑ:"00",ㅓ:"1",ㅕ:"000",ㅗ:"01",ㅛ:"10",ㅜ:"0000",ㅠ:"010",ㅡ:"100",ㅣ:"001"},12:{ก:"110",ข:"1010",ค:"101",ง:"10110",จ:"10010",ฉ:"1111",ช:"1001",ซ:"1100",ญ:"0111",ด:"100",ต:"1",ถ:"10100",ท:"10011",น:"10",บ:"1000",ป:"0110",ผ:"1101",ฝ:"10101",พ:"01100",ฟ:"0010",ม:"11",ย:"1011",ร:"010",ล:"0100",ว:"011",ส:"000",ห:"0000",อ:"10001",ฮ:"11011",ฤ:"01011",ะ:"01000",า:"01","ิ":"00100","ี":"00","ึ":"00110","ื":"0011","ุ":"00101","ู":"1110",เ:"0",แ:"0101",ไ:"01001",โ:"111",ำ:"00010","่":"001","้":"0001","๊":"11000","๋":"01010","ั":"01101","็":"11100","์":"11001",ๆ:"10111",ฯ:"11010"}},b=function(b,c){var e=d(b),f={};for(var g in a)for(var h in f[g]={},a[g])f[g][h]=a[g][h].replace(/0/g,e.dot).replace(/1/g,e.dash);return!0!==c&&delete f[0],f},c=function(a){var c={},d=b(a,!0);for(var e in d)for(var f in d[e])"undefined"==typeof c[d[e][f]]&&(c[d[e][f]]=f);return c},d=function(b){return b=b||{},b.oscillator=b.oscillator||{},b={dash:b.dash||"-",dot:b.dot||".",space:b.space||"/",separator:b.separator||" ",invalid:b.invalid||"#",priority:b.priority||1,unit:b.unit||.08,oscillator:{type:b.oscillator.type||"sine",frequency:b.oscillator.frequency||500,onended:b.oscillator.onended||null}},a[1][b.separator]=b.space,a[0]=a[b.priority],b},e=function(b,c){var e=d(c);return _toConsumableArray(b.replace(/\s+/g,e.separator).trim().toLocaleUpperCase()).map(function(b){for(var c in a)if("undefined"!=typeof a[c]&&"undefined"!=typeof a[c][b])return a[c][b];return e.invalid}).join(e.separator).replace(/0/g,e.dot).replace(/1/g,e.dash)},f=null,g=null,h=function(a,b,c){null===f&&"undefined"!=typeof window&&(f=window.AudioContext||window.webkitAudioContext,g=new f);var h,j=d(b),k=c||e(a,b),l=g.createOscillator(),m=g.createGain(),n=g.currentTime;l.type=j.oscillator.type,l.frequency.value=j.oscillator.frequency,l.onended=j.oscillator.onended,m.gain.setValueAtTime(0,n);for(var o=function(a){m.gain.setValueAtTime(1,n),n+=a*j.unit},p=function(a){m.gain.setValueAtTime(0,n),n+=a*j.unit},q=0;q<=k.length;q++)k[q]===j.space?p(7):k[q]===j.dot?(o(1),p(1)):k[q]===j.dash?(o(3),p(1)):p(3);l.connect(m),m.connect(g.destination);var r=function(){l.start(g.currentTime),h=setTimeout(function(){return s()},1e3*(n-g.currentTime))},s=function(){clearTimeout(h),h=0,l.stop(0)};return{play:r,stop:s,context:g,oscillator:l,gainNode:m}};return{characters:b,decode:function(a,b){var e=d(b),f=c(e);return a.replace(/\s+/g,e.separator).trim().split(e.separator).map(function(a){return"undefined"==typeof f[a]?e.invalid:f[a]}).join("")},encode:e,audio:h}});
\ No newline at end of file
diff --git a/package.json b/package.json
index 1250d08..0aa0ef4 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "morsify",
-  "version": "2.3.0",
+  "version": "2.3.1",
   "description": "Morse code translator, Morse encoder and decoder which can also generate audio.",
   "keywords": [
     "morsify",
diff --git a/src/morsify.js b/src/morsify.js
index c4fdd0b..9fce7d2 100644
--- a/src/morsify.js
+++ b/src/morsify.js
@@ -180,7 +180,7 @@
   let AudioContext = null;
   let context = null;
 
-  const audio = (text, opts) => {
+  const audio = (text, opts, morseString) => {
 
     if (AudioContext === null && typeof window !== 'undefined') {
       AudioContext = window.AudioContext || window.webkitAudioContext;
@@ -188,7 +188,7 @@
     }
 
     const options = getOptions(opts);
-    const morse = encode(text, opts);
+    const morse = morseString || encode(text, opts);
     const oscillator = context.createOscillator();
     const gainNode = context.createGain();