U+2419 "␙" Symbol for End of Medium Unicode Character

U+2419 "␙" Symbol for End of Medium is a control character graphic from the Unicode Control Pictures block, which represents the ASCII control character End of Medium (EM), originally defined as a communication control code used in data transmission to signal the end of a recording medium such as a tape or disk. This symbolic representation typically appears as a stylized "EM" enclosed in a rectangular box, allowing programmers and documenters to visually indicate the presence of this non printable control code in text or system documentation. Its inclusion in Unicode helps ensure that historical and low level data formats can be accurately and accessibly rendered in modern digital text.