![Archimago's Musings: RETRO: Beyerdynamic DT 990, 600Ω, classic open-back circumaural headphones (circa 1991). Archimago's Musings: RETRO: Beyerdynamic DT 990, 600Ω, classic open-back circumaural headphones (circa 1991).](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjxmSVROnUIfNvU9TTLTkOsxLQ5UYGFwSYlGhsVOBVDLlCBcf4DXmL_EOPtAgs73FpPMxvwcBhwJ2Kfi0Ax_v--udNIC0S3BSD8XItdx9d5on8SDzL8RgMVqycbdszS-kv9WFDLzEcGSYtn1CiOdfvGFLBWLFloeFlW8SwmR37s9GaDH5I71I8aesuZ/s1700/Beyerdynamic%20DT%20990%20-%20Headphone%20with%20Original%20Box.jpg)
Archimago's Musings: RETRO: Beyerdynamic DT 990, 600Ω, classic open-back circumaural headphones (circa 1991).
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My First Open Back Headphones AKG K701, Inspired By My Childhood Favorite Anime Series K-On! : r/headphones
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Amazon.com: Travel Case for Beyerdynamic 459038, DT 770 PRO, DT990, T1, DT880 Pro; Sennheiser HD280PRO, HD800, HD700, HD650, HD600; Razer Kraken 7.1; AKG Q701, K701, K702, K712, K550; Philips SHP9500 : Cell
![Amazon.com: AKG Q 701 Quincy Jones Signature Reference-Class Premium Headphones - Black : Electronics Amazon.com: AKG Q 701 Quincy Jones Signature Reference-Class Premium Headphones - Black : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/815NhWmEbPL.jpg)