AF output power (at peak deviation, 1 kHzAF) PHONES

Overall unit Temperature range Power supply Nominal voltage Power consumption

Power consumption with switched-off receiver Operating time

(with batteries) Operating time

(with BA 2015 accupack) Dimensions in mm Weight (incl. batteries) Type approval

IE 4 earphones

2 x 100 mW at 32 Ω

-10 °C to +55 °C

2 AA size batteries, 1.5 V

2.4 V

approx. 190 mA

250 μA

6–10 hrs

(depending on volume)

6–10 hrs

(depending on volume)

82 x 64 x 24

approx. 200 g

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

 

 

Connector assignment

3.5 mm jack plug

for headphone output

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

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Sennheiser EK3253 manual Connector assignment, Accessories