... integral stereo portable mobile music, connecting your MP3,MP4,CD,DVD,iPod,iPhone,iPad,GPS,PSP,mobile phone,notebook computer ... , etc. Metallic, shell shown noble and fashionable, out of ordinary, with many colors, several solution; for your option. Several power ... and noise ratio of power amplifier: ≥80dBLoud speaker 1.77 inches (external diameter 45mm)Magnetic resistant ...