B&O Play BeoPlay E4 ANC In-Ear
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20 – 16.000 Hz
Active noise cancellation
Beoplay E4 Features hybrid Active Noise Cancelling, the most advanced technology that effectively and accurately reduces ambient sounds using 2 microphones. E4 offers even better ANC performance at lower frequencies than its predecessor H3 ANC – suppressing up to 15 dB more sound.
Electro-dynamic driver, 10.8 mm diameter
100dB/mW @ 1kHz
CONTROL AND CONNECT
Compatible with Bang & Olufsen App.
1.3 m audio cable with 3.5 mm mini-jack USB to Micro USB cable for Charging
On-device control (remote, touch interface)
Inline remote with 3 control buttons and microphone 1 button (toggle between ANC On/Off and Transparency Mode)
Rechargeable Lithium-Ion Battery Capacity 330 mAh Up to 20 hours play time with ANC on Charging time: approximately 2.5 hours