Speaker Trumpet BLUE
Human ingenuity is clearly progressing along with the release of major electronic products such as the iPhone 4. Introducing a man-made analog speaker that utilize the natural amplification of a horn so that the sound coming out from your iPhone 4 is amplified efficiently. No batteries or any other accessories required, simply place your iPhone 4 (without any case or cover) and the sound from your iPhone 4 is increased by 4-5 times.
