The use of 12 inch movie speakers in old Nanjing

The question is, is the old Nanjing 12 inch TV speaker useful? It is used to play TV sounds.

The speaker of TV is used to make sound, just like the speaker of mobile phone. On the one hand, it can reduce noise, on the other hand, it can balance the processing functions of components. If you want to enjoy high quality music or sing karaoke at home, you'd better have a stereo.

Television refers to the use of electronic technology and equipment to transmit moving images and audio signals, that is, television receivers, and it is also an important broadcast and video communication tool.