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| Available colors | ||
| Editiorial reviews | ||
| User rating |
 Beyerdynamic DT 1990 PRO |  Beyerdynamic DT660 | |
|---|---|---|
| Sound output | Stereo | Stereo |
| Style | Over-Ear | Over-Ear |
| Connectivity technology | Wired | Wired |
| Headset (integrated/enclosed microphone) | no | no |
| Magnet material | Neodymium | Neodymium |
| Beyerdynamic DT 1990 PRO | Beyerdynamic DT660 | |
|---|---|---|
| Colour of product | Black | Black |
| Acoustic design | Open | Closed |
| Attachment type | Headband | Headband |
| Body material |
| Chrome plated metal |
| Category | Studio | Audiophile |
| Beyerdynamic DT 1990 PRO | Beyerdynamic DT660 | |
|---|---|---|
| Weight | 13.05 oz | 12.35 oz |
| Beyerdynamic DT 1990 PRO | Beyerdynamic DT660 | |
|---|---|---|
| Impedance | 250.0 Ω | 32.0 Ω |
| Frequency range | 5 - 40000 | 5 - 35000 |
| Diaphragm diameter | 1.77 in | 0.0 in |
| Driver technology | Dynamic | Dynamic |
| Total harmonic distortion (THD) | 0.05 % | 0.1 % |
| Beyerdynamic DT 1990 PRO | Beyerdynamic DT660 | |
|---|---|---|
| Inputs supported |
|
|
| Cable length | 5 | 3 |
| 3.5 mm/6.3 mm adapter included | yes | yes |
| Type of connector | 3.5mm | 3.5mm |
| USB | no | yes |
| Detachable cable | yes | no |
| Beyerdynamic DT 1990 PRO | Beyerdynamic DT660 | |
|---|---|---|
| Battery operated | no | no |
| Power handling capacity | 200.0 mW | 100.0 mW |
| Pros | ||
|---|---|---|
| Cons |
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