At the moment our only commercial grade blender with a sound cover is the best selling Optimum 9200.
The Optimum 9200 Blender is the #1 Best Rated Blender in Australia. To learn more about the 9200 you can find the product page here: https://www.froothie.com.au/optimum-9200
The sound cover works with the 1.5 Litre commercial jug. You can find the sound cover here: https://www.froothie.com.au/store/product-accessories/blender-accessories/sound-cover