... amplifier circuit 3,Multi Colors Digital Mini Speaker With Candy Colors For Mobile Phone Main Features:A,mini portable speakers ... 53*53mmWeight 35gFrequency100Hz-20KHzDistortion0.5% maximum Colors Black,Green,White,Pink,Blue,Yellow,Grey,Purple LED lightNOBattery Voltage3.7V ... follow:1, Retail gift box,2, Blister box,3,Paper box,4, Polybag, 5, Customized PackageMOQ100pcsShipping PaymentDelivery Time1, ...