no wire,amplify the sound without electricity supply. Portable Amplify audio by 10 times without comsuption of iphoneaas ba

AUDIO AMPLIFIER

new developed audio amplifier for iphone .

no wire,amplify the sound without electricity supply.PortableAmplify audio to100db(amount to 4W) without comsuption of iphone’s batteryMechanic way of amplifying audioPropping stander of iphone, can be sit vertically or horizontally.Recharging iphone through the stander

Portable speaker, for apple Iphone speaker