SennheiserHD 620S Closed-back Headphones

About

Who says closed-back headphones can’t sound that open? The closed-back HD 620S is for audio enthusiasts seeking a distraction-free listening experience without compromising on natural, airy and detailed sound. Featuring a remarkably open baffle and angled transducers, it replicates the spatial imaging of loudspeakers while keeping listening sessions secluded.

Product Features

Closed-back design with open, natural sound

• Enjoy distraction-free listening without sacrificing soundstage or realism.

Steel-reinforced ear cup covers

• Provides excellent acoustic isolation, durability, and a premium, timeless finish.

Reference-grade 42 mm angled transducers

• Delivers speaker-like imaging, expansive soundstage, and precise stereo placement.

Ultra-light 150-ohm aluminum voice coil

• Enhances clarity, speed, and accuracy for detailed audio reproduction.

Natural, lifelike tuning

• Combines the smooth tonal balance of the HD 600 series with the immersive soundstage of the HD 500 series.

Comfort built for long sessions

• Lightweight chassis with steel-reinforced headband sliders for durability and all-day wear.

Ventilated artificial leather ear pads

• Around-ear design with internal venting for comfort, breathability, and fatigue-free listening.

Ideal for focused listening, gaming, and studio use

• Excellent spatial awareness, detail retrieval, and privacy in shared environments

Product Specifications

• Transducer principle: Dynamic, closed-back
• Ear coupling: Around-ear
• Frequency response: 6 Hz – 30 kHz
• Nominal impedance: 150 Ohm
• Sound pressure level (SPL): 110 dB (1 V RMS)
• Total harmonic distortion (THD): < 0.05% (1 kHz / 90 dB SPL)
• Driver size: 42 mm angled transducers with 38 mm diaphragm
• Cable length: 1.8 m
• Ear pad material: Artificial leather (polyurethane-based)
• Storage temperature: -15°C to 65°C
• Package dimensions: 237 × 191 × 96 mm (L × W × H)
• Package weight: 670 g

Warranty

• Warranty: 24 months

What's in the box?

• Sennheiser HD 620S Closed-Back Headphones
• 1.8 m Detachable Audio Cable
• User Documentation