Open Box - Sennheiser HD 620S Audiophile Wired Closed-Back Over-Ear Headphones - Black

Open Box Condition: It has been professionally inspected, tested, and verified to be in excellent working condition. Outer packaging may vary.

Audiophile-Grade Listening: The Sennheiser HD 620S wired headphones deliver natural tonal balance, clear vocals, detailed instrument reproduction, and an immersive listening experience for discerning music enthusiasts.

Closed-Back Over-Ear Design: The enclosed earcup construction helps isolate outside distractions and keeps your listening experience private without sacrificing spacious, detailed sound.

Wide and Spacious Soundstage: An open baffle design and carefully angled transducers create expansive stereo imaging that provides a speaker-like sense of depth and direction.

Reference-Grade 42mm Transducers: Angled 42mm dynamic transducers with 38mm diaphragms reproduce fine audio details with excellent clarity, accuracy, and controlled response.

150-Ohm Aluminum Voice Coil: The ultra-light aluminum voice coil supports accurate audio reproduction and fast impulse response for a clean and natural sound signature.

Extended Frequency Response: A wide 6Hz to 30kHz frequency range reproduces deep low frequencies, detailed midrange tones, and clear high-frequency content.

Low Distortion Performance: Total harmonic distortion of less than 0.05% at 1kHz and 90dB SPL helps maintain clean, precise audio during detailed listening sessions.

Powerful Audio Output: A sound pressure level of 110dB at 1V RMS provides dynamic and engaging sound when connected to a compatible audio source or headphone amplifier.

Comfortable Around-Ear Fit: Spacious earcups surround the ears while soft artificial-leather earpads with internal ventilation provide comfort during extended listening sessions.

Durable Reinforced Construction: Steel-reinforced earcup covers and headband sliders improve long-term durability while maintaining a lightweight and comfortable design.

Detachable Audio Cable: The included 1.8m detachable cable provides flexible wired connectivity and can be replaced when necessary.

Multiple Audio Connections: The cable features a standard 3.5mm plug, while the included 6.35mm screw-on adapter supports compatible amplifiers, receivers, audio interfaces, and professional audio equipment.

Ideal for Music and Entertainment: Detailed imaging and strong spatial awareness make these audiophile headphones suitable for critical music listening, gaming, movies, and amateur audio production.

No Charging or Bluetooth Required: The fully wired design provides a stable audio connection without batteries, wireless pairing, charging interruptions, or Bluetooth compression.