Best Buy: Sony Dual-Layer Mini DVD+R Disc DPR55DLL1H
External CD/DVD Drive USB 3.0 for HP Laptop, Dual Layer 8X DVD RW DL 24X
Difference between Dual-Layer and Double-Sided DVD
What's the Difference Between Dual-Layer and Double-Sided DVD's? - MajorGeeks
Amazon.com: DVD+R DL Double Layer 8X 8.5GB 240min Video – LSK Media Logo Top, 50 Pack in Spindle | Blank DVDs for Burning Video | DVD Discs Blank | Recordable DVDs : Electronics
What are dual layer DVDs? An explanation of how dual layer DVDs work and their specifications
External Usb 3.0 Dual Layer 8x Dl Dvd Rw Burner Cd Writer Slim Portable Optical Drive For Microsoft Lg Fujitsu Ibm Msi Pc Hp - Optical Drives - AliExpress