... iPod,MP3,MP4 or any other music source via a 3.5mm plug Providing OEM * Loudhailer diameter:28mm* Loudhailer numbers:2pcs* Impedance ... iPod MINI speaker use low pressure meritorious service,and with a small dismention trumpet which IC is 28,these make the ... ,the stereo sound acoustics is very remarkable,and it has a fashionable external.