This speakers are very nice in their performance. This one produces very good sound. The song quality is also preeto good int this one. It does support micro sd card slot so that you can hear music present in your memory card. This System congress with 2 speakers which are of very good quality and a sound box or beat box which produces very high beats audio. It can also be controlled with remote and remote comes with this System. This audio system can also be connected with your computer as well as your mobile phone. So overall it is very nice audio system.