Superlux HD-668B

Sennheiser HD 558

Sennheiser HD 598 CS

Manufacturer: Superlux Sennheiser Sennheiser
Model: HD-668B HD 558 HD 598 CS
Popularity: #41 #92
Impedance: 56 Ω 50 Ω 23 Ω
Efficiency: 98.0 dB SPL/mW 99.0 dB SPL/mW 98.6 dB SPL/mW
Frequency Response: 10 - 30,000 Hz 15 - 28,000 Hz 10 - 28,000 Hz
Transducer Type: Dynamic Dynamic Dynamic
Operating Principle: Open Open Closed
Ear Coupling: Over-ear Over-ear Over-ear
Weight: 270 g
Discontinued:
Current Price: $32.65 $147.90 $129.95