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IE 4 earphones
Connector assignment
Accessories
IE 4: Earphones
IES 4: 1 pair of ear sleeves for IE 4 earphones
BA 2015: Accupack
L 2015: Charger for BA 2015 accupack
AF output power (at peak
deviation, 1 kHz
AF
) PHONES
2 x 100 mW at 32 Ω
Overall unit
Temperature range -10 °C to +55 °C
Power supply 2 AA size batteries, 1.5 V
Nominal voltage 2.4 V
Power consumption
approx. 190 mA
Power consumption with
switched-off receiver
≤ 250 μA
Operating time
(with batteries)
6–10 hrs
(depending on volume)
Operating time
(with BA 2015 accupack)
6–10 hrs
(depending on volume)
Dimensions in mm 82 x 64 x 24
Weight (incl. batteries) approx. 200 g
Type approval Canada: RSS-123
IC: 2099A-SREK3K
EU: ETSI EN 300 454-1/-2
Frequency response 40–20,000 Hz
Max. sound pressure level 118 dB SPL
Impedance
32 Ω
3.5 mm jack plug
for headphone output