- all
- AKG
- Audeze
- Denon
- Grado
- KOSS
- Lenco
- Pioneer
- Sennheiser
- Other brands
Headphone Specs Summary
Click any column header to sort. Hover (or tap) the ⓘ icons for quick explanations.
| Model ⓘ | Era / Launch ⓘ | Design ⓘ | Driver Type ⓘ | Driver Size ⓘ | Impedance ⓘ | Sensitivity ⓘ | Freq. Response ⓘ | Weight ⓘ | Cable / Connector ⓘ |
|---|---|---|---|---|---|---|---|---|---|
| Lenco K-105 | 1972 | Vintage hi-fi style | Dynamic | — | 8 Ω | — | 18 Hz – 20 kHz | — | Wired; connector varies by unit |
| Pioneer SE-L40 | 1971 | Open-air | Dynamic | 38 mm | 8 Ω | — | 20 Hz – 20 kHz | 230 g | 3.0 m cable; plug varies by unit/market |
| Sennheiser HD 660S2 | 2023 | Open-back | Dynamic | 38 mm | 300 Ω | 104 dB (1 kHz, 1 Vrms) | 8 Hz – 41.5 kHz | 260 g | 1.8 m; 6.3 mm + 4.4 mm balanced (stock) |
| Grado Reference RS-2x | 2021 | Open-air (on-ear) | Dynamic | — | 38 Ω | 99.8 dB (1 mW) | 14 Hz – 28 kHz | ~291 g | Fixed cable; 3.5 mm + 6.3 mm adapter (typical) |
| AKG K 240 “Sextett” (Cardan) | 1975 | Semi-open | Dynamic + passive radiators | — | 600 Ω | — | ~16 Hz – 20 kHz | ~300 g | 3.0 m; 6.3 mm or DIN depending on version |
| KOSS Pro/4AAA | 1976 | Closed-back | Dynamic | — | ~220 Ω | — | ~20 Hz – 22 kHz | ~440 g | Coiled; typically 6.3 mm (¼") plug |
| Audeze LCD-3 | 2011 | Open-back | Planar magnetic | 106 mm | 110 Ω | 101 dB / 1 mW (DRP) | 10 Hz – 50 kHz | 635 g | Detachable dual 4-pin mini-XLR; stock cables typically 4-pin XLR + 1/4" adapter |
| Denon AH-D7200 | 2017 | Closed-back | Dynamic (FreeEdge) | 50 mm | 25 Ω | 105 dB/mW | 5 Hz – 55 kHz | 385 g | Detachable 3.0 m cable; 6.3 mm plug (source) + dual 3.5 mm (cups) |