A polypropylene (PP) speaker is a type of speaker made from a polymer with a specific gravity of 0.92. The material is highly resistant to tearing and scuffing, and has a high-quality, consistent thickness. These speakers are usually made with a thick gauge PP sheet, but a thinner gauge is also available.

The plastic speaker, also known as Bluetooth plastic speaker, is specially designed to be used with Bluetooth wireless technology. It is extensively used in restaurants, bars, offices, hotels, stores, temples, and other public facilities. The speaker has got good sound quality made using polypropylene column which is a strong, sturdy material used for making speakers.