ModelA1Version Bluetooth 3.0+EDRBattery CapacityBuilt-in 3.7V(USB)1000 mAh lithium batteryPlaying TimeOver 8 hoursTransmission DistanceOver 10 meterOutput Power3W,Website:http://www.aiyetech.com,Impedance 4 ΩCompaticableBluetooth audio input,handsfree for phone speaker,fit for iPhone/iPad and all bluetooth supported mobile phones,mp3,TF card ectColorred/yellow/blue/apricot or customized as your ...