Buy MP3 Retro Speaker Amp, $19.99

Buy MP3 Retro Speaker Amp, $19.99, at thinkgeek.com

• Speaker for use with MP3s or computers
• Adjustable bass, treble, and volume
• 5” X 4” X 3 ½”
• Works with 3 AAA batteries (not included) or a USB lead for a PC (included)

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