I am using this since 10 years , but it till now looks like good quality . It is very good spaeker, it bass is very good , you can use it in your dvd, CD player or connect to your led tv, you can also connect this to your phone by 3.5 mm jack , nice product highly recommend by me by my personal experience, I am using it with my PC I watch movies of pc it sound so nice it quality is very good , it is multipurpose product for birthday party and function you feel like a disco theck, not think so much before.