Archived request from the wiki:

Dutar

• Other names: Dutara, Dotar, Dutor, Doutar
• Wikipedia: Dutar
• Family: Lute
• Description: traditional long-necked two-stringed lute found in Central Asia and South Asia
• Appears on:
  1. We Are Three track 9
  2. Naghma
  3. Afghanistan Untouched (both discs)
  4. Ouzbékistan: L'Art Du Dotâr (as dotâr)
  5. Tortadur (listed as other string instruments, played by Temur Makhmudov)