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Dive deep into your music
Active noise cancelling technology blocks out unwanted background noise for an enhanced listening experience.
State-of-the-art voice call
Smart EQ delivers an adaptive level of noise cancellation when you are answering a call, allowing you to focus on what matters.
Perfected for mobile gaming
Latest Bluetooth 5.2 with improved connectivity provides low latency audio so you can play games or listen to music with minimal delay.
Deep immersive sound
Enjoy your music as it was intended, with crisp highs, a rich mid-range and balanced bass. Active noise cancellation coupled with a large 10mm dynamic driver puts you right smack in the center of your favorite concert or movie.
Let your voice be heard
Enhanced voice pick-up improves voice clarity while responding to your immediate environment. Listen and be heard as if you're face to face, regardless of whether you're in a noisy café or working from home.
Instantly connect via the latest Bluetooth 5.2 and the auto-pairing function with up to 10 meters of listening range for untethered freedom.
A helping hand, hands-free
Your trusty assistant is just a voice command away. With Google Assistant and Siri compatibility, get directions, check your calendar, or make a call without needing to take out your device.
Use alone or in a pair
With the freedom to wear just one earphone at a time, your E3511 earphones can be used single-eared, double-eared, or even shared with a friend on your strolls.
Built to last
The E3511 is made with halogen-free materials to reduce environmental impact and the aluminium case protects the earphones.
Up to 25 hours* of sound
Get up to 6.5 hours of play time on a single charge. The compact battery case holds three additional charges so you can stay connected all day long.
Reliable, even in the rain
An IP44 rated splash-proof design means rain or sweat won’t interrupt your music marathon, your calls, or a workout - whatever the weather.
|Wearing styles||True Wireless Earphones|
|Ear coupling||Ear canal|
|Frequency response||20 Hz to 20KHz|
|Transducer principle||Dynamic driver|
|Sound pressure level(SPL)||102dB ± 3dB|
|Microphone principle||MEMS x 2|
|Ingress protection of the ear buds||IP44|
|Weight||Left earbud; approx. 4g
Right earbud; approx. 4g
Charging case; approx. 40g
|Version||Bluetooth specification version 5.2|
|Transmission frequency||2402MHz to 2480MHz|
|Profiles||HSP, HFP, AVRCP, A2DP|
|Effective range||Line of sight approx. 30ft (10m)|
|Operating time|| 6.5hrs with ANC off, 4.5hrs with ANC on
(music playback via A2DP) with rechargeable
batteries of the earphones*
25hrs with ANC off, 17hrs with ANC on with
rechargeable battery of the charging case*
|Power supply||Built-in Lithium rechargable batteries
Left earbud: 45mAh/3.7V
Right earbud: 45mAh/3.7V
Charging case: 350mAh/3.8V
|Charging time||Earphones: approx. 2hrs
Charging case: approx. 2hrs