Sennheiser 500643 instruction manual Technical data

Converter principle

Coupling to the ear

Transmission range

Rated impedance active/ passive

Sound pressure levels at 1 kHz and 1 volt

Harmonic distortion at

1kHz Cable plug Inflight adapter Audio adapter Cable length

Weight without cable and battery

Voltage battery/ rechargeable battery (Micro/AAA)

Passive sound insulation

Sound compensation by NoiseGard

Technical data

dynamic, closed circumaural

8 – 28,000 Hz

750/150 Ohm

108 dB SPL

0,1 %

3.5-mm stereo plug

2x 3.5-mm mono plug 6.3-mm stereo plug 1.4 m

275g

1.2– 1.5 V

≤32 dB

≤23 dB

16