My new Speaker Model

Hi, here there is my new model of a simply speaker:

https://www.cgtrader.com/free-3d-models/electronics/audio/speaker--16

i made this post because i need your feedback on model and textures quality, i started to sell my models recently and i need to know if they are ok, maybe if you have a little of free time you can download and try to render it and tell me your impressions or ideas to improve my work.