| Audiobot Notes | |
|---|---|
| Peak SPL |
112.1 dB This was approximated from the source output at 32 Ω |
| Damping factor | 144.2 |
| Popular Combos for HD 660 S |
|---|
| Schiit Magni 3 |
| Popular Combos for E10K |
|---|
| Beyerdynamic DT 880 Edition (250 Ω) |
| HiFiMAN HE-400s |
| Koss UR 20 |
| Sennheiser HD 660 S | |
|---|---|
| Impedance | 150 Ω |
| Efficiency | 95.8 dB SPL/mW |
| Frequency Response | 10 - 41,000 Hz |
| Transducer Type | Dynamic |
| Operating Principle | Open |
| Ear Coupling | Over-ear |
| Weight | 260 g |
| Price History | |
|---|---|
| Current | $489.99 |
| Highest | $700.00 |
| Lowest | $489.99 |
| Search Item | Amazon, eBay |
| Buy from Sennheiser | |
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|---|
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