inputs.text: great little speaker competes high brand names - received speaker overall extrehemely impressed things keep 5 star ratinglet us start positives battery speaker best seen speaker ever seen speaker 3 days ago using total 20 hours still running battery power shipped not charged one timenext love tf micro sd card slot throw 16gb card go no phone neededthe sound really nice distorted full volume find great pricei love strap attach gym bag even bike hard body construction not worried breaking bring ruined little rain mud sandnow bad listening music constant blinking blue light behind left speaker grill drives crazy not stop blinking maybe ocd wanted point outnext volume updown previous forward track buttons major problehems trying adjust volume skip next track vice versa find comfortable volume use one tap change tracks works well still constant annoyanceoverall profs far better cons recommend definitely picking speaker