sooperb one i got it frm flipkart 15 days agowhen i recived it its hav 90 battery and nearly daily 1hr use till the charge is available in itextra ordinary backup andthe sound qualitybamazingi just heared a 8d bass boosted song no words to say amazingits mainly very useful for pubg playingeach and every sound details are explained on it thanks to the boat compny to riveal such a amazing pdct