Having received two other Superlux headphones in the past I wasn't expecting much outside of a no frills cardboard box. While I wasn't completely blown away, Superlux definitely took some notes from other companies and made the packaging much more appealing than the 668b or the 651.
I bought these new from a UK ebay shop (kmagencies) for £22.50 which is US $35.95 or €26.56. Price included next day live tracked delivery with the delivery timed accurately to within an hour slot so if you're in the UK and want a pair of these this has to be both the cheapest and most...
Pros: Good isolation. Detachable cable. Can sound very good. Comfortable. Huge value.
Cons: Unmodified the sound is intolerably harsh and piercing.
Excerpt: Superlux HD661 Headphones If you’re in the market for good headphones that won’t leave a burning hole in your wallet then you definitely have to check out the Superlux HD661. We’ve been testing the HD661 for well over a week now and we’re pretty much blown away with the high level of sound quality...