beep.js

const {exec} = require('child_process');
setInterval(() => {
  exec('tput bel', (error, stdout, stderr) => {
    if (error) {
      console.log(`error: ${error.message}`);
      return;
    }
    if (stderr) {
      console.log(`stderr: ${stderr}`);
      return;
    }
    console.log(`stdout: ${stdout}`);
  });

}, 1_000);