🖀 Telephone on modem UTF-8 character with hex code 1F580

Using HEX code of Telephone on modem in HTML file

<span> &#x1F580; </span>

Using Decimal code of Telephone on modem in HTML file

<span> &#128384; </span>

Using HEX code of Telephone on modem in CSS file for content

span { 
    content: '\1f580';
}