839596009001

• 8 — Number system
• 39596 — Manufacturer code
• 00900 — Product code
• 1 — Check digit (confirms the number is well-formed)

UPC-A ✓ Valid check digit

Switchmusic.com, inc musician's friend dt220 guitar/bass/violin tuner

Search for Switchmusic.com, inc musician's friend dt220 guitar/bass/violin tuner on Amazon (or for the code 839596009001)