Creality Ender 3 Beep Silencer July 2018

Beeping on the Creality Ender 3 too loud?

This will fit on the printers delivered around/after July 2018,
with speaker size: 1 cm tall, diameter 1.2 cm.

The beep silencer is round, has 2 mm walls, a 3 mm bottom,
and will fit snugly over the speaker, increasing its size to 1.3 cm tall with a 1.6 cm diameter.