In-ear modules equipped with a rather long "leg" received 10-mm emitters. The range of reproducible frequencies extends from 20 Hz to 20 kHz.
An active noise cancellation system has been implemented, allowing you to enjoy clear sound in a variety of conditions. Smart EQ helps you improve the quality of your phone calls.
The Bluetooth 5.2 controller is responsible for wireless data exchange with the smartphone: the range reaches 10 meters. The IP44 certification is mentioned, meaning protection from moisture and sweat.
Each of the earbuds is equipped with a 45 mAh battery, and a 350 mAh battery is built into the case. The claimed battery life on a single charge reaches 4.5 hours with noise cancellation and 6.5 hours without. The case allows you to bring these values to 17 and 25 hours, respectively. It takes approximately two hours to fully replenish the energy reserve.
There is currently no information on the estimated price of the Nokia E3511 headphones.
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