Sennheiser HD 400S Over-Ear Wired Headphones - Black

Sennheiser's HD 400S over-ear headphones are sturdy and compact, with foldable design for easy storage and transport. An inline remote on the cable allows you to take calls and control music playback. Enjoy deep and detailed Sennheiser audio with ambient noise reduction. Sennheiser sound Renowned Sennheiser sound is well-extended, with dynamic bass response. Ambient noise reduction Closed back design reduces background noise for enhanced comfort and better audio immersion. Mic/Remote The smart inline r... - Manufacturers part number: HD 400s

• Acoustics Closed Sensitivity 120 dB SPL @ 1 kHz, 1V RMS
• Weight 217g Pick-up pattern Omni directional Microphone sensitivity 44dbV/Pa
• Jack plug 3.5mm angled Cable length 1.4m Transducer principle Dynamic
• Sound pressure level (SPL) 120dB (1kHz/1Vrms) THD, total harmonic distortion <0.5% (1kHz/100dB) Ear coupling Over-Ear
• Impedance 18 Ω Frequency response (Microphone) 100 – 10,000 Hz (-10 dB) Frequency response (Headphones) 18–20,000 Hz (-10 dB)