HD 620S vs HD 700
The HD 700's sensitivity is 105 dB against the HD 620S's 110 dB, its low-frequency extension 10 Hz against 6 Hz, and its high-frequency extension 42 kHz against 30 kHz. Both share impedance (150Ω).
AI-generated product photo — not official manufacturer imagery.
HeadphonesOver-Ear Headphones
Estimated price (community-sourced)
$220 - $300
Around — community and catalog average, updates slowly
About the HD 620S
The HD 620S is a wired, closed-back, over-ear headphone designed for focused listening. It uses custom-tuned, angled 42 mm dynamic transducers with 38 mm diaphragms and a 150-ohm aluminum voice coil. Its steel-reinforced headband sliders and earcup covers support a durable, lightweight construction. The detachable 1.8 m cable terminates in a 3.5 mm plug, and a 3.5-to-6.3 mm adapter is included.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 110 dB SPL @ 1W/1m
- Impedance
- 150Ω
- Frequency Response
- 6 Hz - 30 kHz
Key Specifications
Sensitivity: 110 dB
Impedance: 150Ω
Frequency: 6-30000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions