... EDRTransmission Distance:within 33 feetCharging Time:2 hours for receiver/5 hours for speakerWorking Time:4 hoursSpeaker Output:3 ... your smartphone,laptop,tablet,ipod touch,iphone...Unique removable receiver and audio cable design that lets you play music ... bluetooth deviceColorful Design, Custom Color are welcomeUnique Design (removable receiver with cable design. let you playing music anywhere)Suction ...