Sennheiser 9969, HD 650 instruction manual The sound, Technical data

The sound

yExceptionally natural, spatial and accurate sound

ySuitable for all types of music

yBalanced, contoured bass

yReal deep bass reproduction

yExceedingly authentic voice reproduction

yUnobtrusive, natural strings and wind instruments

yPleasantly natural trebles

ySilvery, clear cymbals

Technical data

Frequency response

Acoustic principle

Frequency curve

Nominal impedance

Sound pressure level at 1 kHz Long-term max. input power

THD

Sound coupling to the ear Headphone caliper pressure Weight (without cable) Plug

Adapter Connecting cable

16– 30,000 Hz (-3 dB)

10– 39,500 Hz (-10 dB) dynamic, "open-aire" diffuse-field loudness equalization

300Ω

103 dB (1 Vrms)

500mW as per EN 60-268-7 ≤ 0.05 %

circumaural

approx. 3.4 N ± 0.3 N

260g

6.3mm ∅ stereo jack

6.3--> 3.5 mm ∅ stereo jack OFC signal cable, 3 m

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