Audio-Technica ATH-M50x
The ATH-M50x is a closed-back dynamic monitor headphone from Audio-Technica's professional M-Series line, released in 2014 as a successor to the original ATH-M50. It features a 45mm CCAW voice coil driver, detachable cable design with interchangeable cords, and a fold-flat mechanism with reversible earcups for single-ear monitoring.
| Frequency response | 15 Hz – 28 kHz |
| Sensitivity | 99 dB/mW |
| Impedance | 38 Ω |
| Power handling | 1.6 W |
| Driver | 45 mm |
| Weight | 285 g |
As stated by the manufacturer — not community data.
Plays straight from a phone
A phone or laptop reaches full listening level. An amp is a choice, not a requirement.
| Needs, for 110 dB peaks | 0.69 V · 13 mW |
| Phone or laptop (≈0.70 V, 20 mW) | Enough |
| Dongle DAC/amp (≈2.0 V, 120 mW) | Enough |
Worked out from the stated 99 dB/mW and 38 Ω — not a listening test.
Three words is enough to start the page — warm or bright, lean or full, smooth or energetic.
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