21
Specifications
General data
Weight without cable approx. 285 g
Temperature range (operation) -10 to +55 °C
Temperature range (storage) -55 to +55 °C
Power supply for NoiseGard 2 x 1.5 V AAA size battery or
2 x 1.2 V AAA size rechargeable
battery
Cable length 1.85 m
Headphone connector
¼” (6.35 mm) jack plug
Microphone connector 5.25 mm jack plug
Additional features NoiseGard on/off
TalkThrough on/off
TalkThrough Volume +/-
mono/stereo switch
line input
mobile telephone input
peak level protection
fail safe operation
Headphones
Transducer principle
dynamic, closed
Ear coupling circumaural
Frequency response
(headphones) 8–28,000 Hz
Frequency response
(TalkThrough) 300–5,000 Hz
Nominal impedance passive 150
Ω mono
300
Ω stereo
Nominal impedance active 600
Ω mono
1,200
Ω stereo
HMEC250_516578_0507_SP6.book Seite 21 Mittwoch, 13. Juni 2007 3:18 15
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