Six passive discs that think they're speakers. The AKG K240 Sextett is analog stubbornness at its finest.

The 880 Pro stayed when the 580 became a collector's dream—brighter, tougher, and still the smartest open-back choice under $300.

The 580 is the 600's forgotten older sibling—and if you can find one that hasn't been loved to death, it's a bargain.

The ESP-950 proved Koss could make an electrostatic that didn't sound like a microscope.

The headphone that made people stop laughing at headphones—and started a obsession that never ended.

Sony's forgotten earbud masterpiece: built to make your Walkman sound like it cost twice as much.

The first transistor radio that actually worked—1954 Regency TR-1 proved the future fit in your shirt pocket.

The Sony that finally made wireless headphones worth the audiophile's time—and the plane seat next to you will thank you.

The HD 650 tells you the truth. The LCD-2 makes you feel it in your chest.

The DT 990 Pro doesn't flatter your records — it tells you the truth about them.

The HD 650 doesn't flatter your music — it tells you the truth, and somehow that's more beautiful.

The HD 600 doesn't flatter your records. It tells you exactly what's on them.