Introduction
iPhone 5 is just around the corner. But that does not stop you from buying accessories to enhance your lovely iPhone 4, right? Apple iPhone 4 Sound Amplifier is the star of the day. Apple iPhone 4 Sound Amplifier will enhance and amplify the sound of your iPhone. It use the old-fashioned acoustical science ~ sound amplifier adds up to 12 decibels of sound pressure. No wire and power outlets are needed. Furthermore, it is compatible on iPhone 3G, iPhone 3G S, iPhone 4 (AT&T), iPhone 4 (White) and iPhone 4 (Verizon Wireless) phone models. Okay, let’s find out its sound quality…