This listing is for a brand new & factory sealed motorcycle subwoofer with a built in amplifier, mp3 player and sd slot. This system can connect to any mp3 player in the world, including of course all ipods. This is made by shark. THe model is shkmtssub502. There is a 1 year warranty on this item

Model: shkMTSUB502 Description: 5inch Motorcycle Audio Subwoofer Spec:

• Built-in Mp3 player
• Memory card: SD/MMC/TF
• Built-in amp
• 3.5mm audio input
• Max output handling: 95W
• Output handling: 60W
• Signal to Noise Ratio: 90db
• Impedance: 4 ohm
• Power supply: DC 12V
• External remote eye