Apple iPod Shuffle

Second generation iPod.  (Still working great since 2007!)

Supported audio formats:

• AAC (M4A, M4B, M4P) (up to 320 kbps)
• MP3 (up to 320 kbps)
• MP3 Variable Bit Rate (VBR)
• WAV
• AA (audible.com spoken word, formats 2, 3, and 4)
• AIFF