1 design 55 brilliant and elegant i never expected such beauty from chinese brand2 connectivity 55 no issues with bluetooth charging aux3 sound 55 cannot expect anything more with this price of inr 1500 bass is good treble is perfect no distortion4 fm 45 very good5 battery very good my experience of 1 day onlyled placed inside the plastic couldve been more better and clear it is not visible until you keep the speaker in your hands it only shows