Nokia E3511 Essential True Wireless Earphones User Guide

 NOKIA E3511 Essential True Wireless Earphones

Contents

Powering on

Pairing mode

Charging

• Earbuds charging
  

  

• Case charging
  

  

Troubleshooting

Controls

• Music
• Call
• Voice Assistant

Specifications

Nokia Essential True Wireless Earphones E3511

• Wearing style: True wireless earphones
• Ear coupling: Ear canal
• Frequency response: 20Hz to 20kHz
• Transducer principle: Dynamic driver
• Transducer size: 10mm
• Sound pressure level(SPL): 102dB±3dB
• Impedance: 32Ω
• Microphone principle: MEMS x 2
• Power supply  Charging case: 350mAh/3.8V: Built-in Lithium rechargeable batteries
  Left earbud: 45mAh/3.7V
  Right earbud: 45mAh/3.7V
• 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
• Charging time: Earphones: approx. 2hrs
  Charging case: approx. 2hrs
• Ingress protection (earbuds) Weight
  : Anti-dust and splashproof (IP44)
  : Left earbud; approx. 4g
  : Right earbud; approx. 4g
  : Charging case; approx. 40g
• Volume control: Yes

Safety guide

Important safety instructions

• Please read this user guide and warranty manual carefully before using the product for the first time.
• Do include this user guide if passing the product on to new users.
• Please inspect the product before use. If there are signs of defects,
• please stop using the product immediately.
• Use only the product in environments where wireless Bluetooth®transmission is permitted.
• Preventing damage to health and accidents
• Do not listen to high volumes, especially for extended periods, to prevent hearing injury.
• The permanent magnetic fields created by this product may interfere with medical implants such as cardiac pacemakers and implanted defibrillators (ICDs).
• Please always maintain a distance of at least 10cm (3.94”) between the products’ magnetic component/s and implanted medical device/s at all times.
• Keep this product, its accessories, and packaging out of reach of young children or pets, as these may pose choking hazards
• Do not use the product in an environment that requires your special attention (e.g. in traffic).

Preventing damage to the product and malfunctions

• Always keep the product dry and avoid exposure to heat sources (including hairdryers, heaters, prolonged strong sunlight, etc.) as this may result in product deformation or malfunction.
• The normal operating temperature of the product is 0 °C-40 °C or 32 °F-104 °F.
• Please do not use any attachments, accessories, or spare parts with the product unless they are included with the product or recommended by RichGo  Technology Co. Ltd.
• The product should only be cleaned, where necessary, with a soft, dry cloth.

Safety instructions for lithium rechargeable batteries

WARNING
In extreme cases, rechargeable batteries may leak and may cause the following hazards if abused or misused:

• explosion
• fire development
• heat generation
• smoke or gas development

1. Dispose of defective products with built-in rechargeable batteries at special collection points or return them to your specialist dealer.
2. Only use rechargeable batteries recommended by RichGo and the appropriate chargers.
3. Only charge the product/rechargeable batteries at ambient temperatures between 10°C/50°F and 40°C/104°F.
4. Switch battery pack-powered products off after use.
5. When not using for extended periods of time, recharge the product/rechargeable batteries regularly (about every 3 months).
6. Do not heat the product/rechargeable batteries above 70 °C/158°F. Avoid exposure to sunlight and do not throw the product/rechargeable batteries into the fire

Reset

Clearing all pairings

Intended use/Liability

RichGo will not be responsible for any indirect or consequential loss, loss of profits or loss of data. Warranty will be void under the following conditions, and manufacturer reserves the right to refuse to provide service and to demand charges for any costs of servicing from the customer. There will be no warranty if the product has been modified or repaired by persons not authorized by manufacturer; Mishandling or wrong application of product, such as leaving batteries over an extended period in the product causing battery fluid leakage, or applying wrong voltage, manual destruction, damage caused by natural disaster or accident; Product caused by impact sand or liquid damage, tampering, or operating fail; Install and maintain product without following instructions provided by the manufacturer; If the model number or item code attached with the product has been erased or modified; Modify without authorization the contents of this warranty policy. If the product have been used for commercial, display, demonstration or rental purpose. All parts replaced within the warranty period are properties of manufacturer. We have the right to handle those parts as necessary. Warranty covers only the hardware of the product’s main body. All other accessories are not covered within the warranty terms, such as external connection cable, power cable, computer cables, software, CD, external cover/cabinet and user manual. (For item description and accessories, please refer to the user manual/instruction manual/user guide)

Manufacturer Declarations

More information on legal compliance labels can be found at the end of this document.

EU Declaration of Conformity

RichGo hereby declares that this product conforms to the relevant safety regulations of EU Directive 2014/53/EU. The full Declaration of Conformity can be requested via our website at: www.nokia.com/shop/support Always return your used electronic products, batteries, and packaging materials to dedicated collection points. This way you help prevent uncontrolled waste disposal and promote the recycling of materials. Electrical and electronic products contain a lot of valuable materials, including metals (such as copper, aluminum, steel, and magnesium) and precious metals (such as gold, silver, and palladium). All materials of the device can be recovered as materials and energy. The crossed-out wheelie bin symbol on your product, battery, literature, or packaging reminds you that all electrical and electronic products and batteries must be taken to separate collections at the end of their working life. Do not dispose of these products as unsorted municipal waste: take them for recycling. For info on your nearest recycling point, check with your local waste authority.

RichGo Technology (Shenzhen) Co.Ltd is a licensee of the Nokia brand for earphones and mobile accessories. Nokia is a registered trademark of Nokia Corporation. The BLUETOOTH® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by RichGo is under license. For product support, please visit http://www.nokia.com/shop/support or call 4000230188(CN) 4009993019 (CN)