Nokia Essential True Wireless Earphones E3100 Plus

User guide / 用户指南 / 用戶指南 / ユーザーガイド

Packaging content / 包装內容 / 包裝內容 / 同梱物

Powering on

开机 / 開機 / 電源オン

Description: Illustrates the process of turning on the earphones and charging case.

Pairing mode

配对 / 配對 / ペアリング

Description: Details how to put the earphones into pairing mode and connect them to a device via Bluetooth.

Steps:

Turn on Bluetooth on your device.
Select 'Nokia E3100 Plus' from the list of available devices.

Charging

充电 / 充電 / 充電する

Description: Instructions on how to charge the earphones and the charging case.

Indicator Lights:

Flashing green light: Charging case battery less than 100%.
Solid green light: Charging case battery 100%.
Solid white light: Earphones charging.
White light off: Earphones fully charged.

Troubleshooting

疑难排除 / 疑難排除 / トラブルシューティング

Problem / 故障 / 故障 / 症状	Reason / 原因 / 原因 / 原因	Solutions / 解决办法 / 解決方法 / 解決方法
Does not power on / 電源が入らない / 電源が入らない / 電源が入らない	Battery is low / 低电量 / 低電量 / 電池の残量がない	Charge the earphones for 1.5 hours and reconnect. / 为耳机充电1.5小时并重新连接。 / 為耳機充電1.5小時並重新連接。 / イヤホンを充電してください。
No sound after pairing / 配对后没有声音 / 配對後沒有聲音 / ペアリング完了後音が出ない	Incorrect pairing / 配对程序出错 / 配對程式出錯 / ペアリング失敗	Pair the earphones again or reset the earphones. / 重新配对耳机或重置耳机。 / 重新配對耳機或重置耳機。 / リセットしてから再度接続してください。
Turns off automatically / 耳机自动关机 / 耳機自動關機 / 自動的に電源が切れる	Battery is low / 低电量 / 低電量 / 電池の残量がない	Charge the earphones for 1.5 hours. / 为耳机充电1.5小时。 / 為耳機充電1.5小時。 / イヤホンを充電してください。
Failing to charge / 耳机不能充电 / 耳機不能充電 / 充電できない	Error with power supply / 电源问题 / 電源問題 / 電源エラー	Perform a reset. / 执行重置。 / 執行重置。 / イヤホンを再起動してから充電してください。
No light on the case during charging / 充电期间没有指示灯 / 充電期間沒有指示燈 / 充電中点灯しない	Check that the charging cable is plugged in. Ensure that the wall switch is on using a wall charger. / 检查充电线是否插好及电源是否开启。 / 檢查充電線是否插好及電源是否開啟。 / USB充電ケーブルが確実に接続されているかどうか確認し、電源がオンになっているかどうかを確認してください。
Hearing an echo / 迴声 / 迴聲 / エコーがある	Volume is too loud or the environment is too noisy / 音量太高或环境过于嘈杂 / 音量太高或環境過於嘈雜 / 音量または周囲の音が大きすぎる	Adjust the volume or change your location. / 调整音量或改变使用环境。 / 調整音量或改變使用環境。 / 音量を調整し、使用環境を変えてお試しください。
Sound is too soft / 声音太少 / 聲音太少 / 音が小さい	Low volume / 音量太低 / 音量太低 / 接続機器の音量が低い	Increase the volume. / 调高音量。 / 調高音量。 / 機器の音量を上げてください。
Earphones don't power on after removing them from the charging case / 耳机从充电盒取出后不能开启 / 耳機從充電盒取出後不能開啟 / 充電ケースからイヤホンを取り出してから起動できない	Charging case is low in battery / 充电盒低电量 / 充電盒低電量 / 充電ケースの電池残量が少ない	Charge the earphones and the charging case for 1.5 hours. / 为耳机及充电盒充电1.5小时。 / 為耳機及充電盒充電1.5小時。 / イヤホンを充電ケースに入れて、USB充電ケーブルに接続して充電してください。
Pairing unsuccessful / Only one side has sound / Cannot find the pairing name on the device / Mono pairing unsuccessful / 耳机配对失败/只有单边有声音/不能在装置蓝牙界面搜寻耳机/单边耳机配对失败 / 耳機配對失敗/只有單邊有聲音/不能在裝置藍芽界面搜尋耳機/單邊耳機配對失敗 / ペアリング失敗/片方しか音が出ない/接続機器にイヤホンが表示されない/片方しかペアリングできない	Too many pairing records / 太多配对记录 / 太多配對記錄 / 接続している機器が多すぎる、ペアリングエラー	Remove at least one pairing from your device's pairing list, reset and pair the earphones again. / 删除其中一个已配对设备，重置耳机再重新配对。 / 刪除其中一個已配對設備，重置耳機再重新配對。 / ほかの設備との接続記録を削除してから、イヤホンをリセットして再度接続してください。
Noise in-call / Sound occasionally drops / 电话中的噪音 / 信號不良及有斷續 / 通話中雑音があり、音が途切れる	Noisy environment or distance between earphones and mobile phone is too far / 改变使用环境或缩短耳机和设备之间的距离 / 改變使用環境或縮短耳機和設備之間的距離 / 電波状況が悪い、または接続機器との距離が遠い	Change your location or bring your earphones and mobile phone closer together. / 改变使用环境或缩短耳机和设备之间的距离。 / 改變使用環境或縮短耳機和設備之間的距離。 / 通信状況の良い場所に移動し、イヤホンと機器を近づけてください。

Controls

觸控操作 / 触控操控 / コントロール

Music Playback:

Play/Pause: Tap the touch button once.
Next Track: Double tap the touch button on the right earphone.
Previous Track: Double tap the touch button on the left earphone.

Call Management:

Answer/End Call: Tap the touch button once.
Reject Call: Press and hold the touch button for 2 seconds.

Voice Assistant:

Activate: Triple tap the touch button.

Reset

重置 / 重置 / リセット

Procedure:

Place earphones back into charging case & closed.
Take earphones out of case, click earphones 3 times.
White LED turns on for 1 second and then turn off.
The earphones can be paired again.

Description: This process clears all previous pairings and resets the earphones to factory settings.

Specifications

Model: Nokia Essential True Wireless Earphones E3100 Plus
Bluetooth: Version 5.2
Profiles: HFP, HSP, AVRCP, A2DP
Effective range: Line of sight approx. 30ft(10m)
Transmission frequency: 2400MHz to 2483.5MHz
Output power: 3mW (max.)
Supported audio format(s): SBC
Wearing style: True wireless earphones
Ear coupling: Ear canal
Frequency response: 20Hz to 20kHz
Transducer principle: Dynamic driver
Transducer size: 6mm
Sound pressure level (SPL): 102dB±3dB
Impedance: 32Ω
Microphone principle: MEMS x 2
Power supply: Built-in Lithium rechargeable batteries (Left earphone: 35mAh/3.7V, Right earphone: 35mAh/3.7V, Charging case: 300mAh/3.7V)
Operating time: Earphones: approx. 1.5hrs; Charging case: approx. 2hrs
Playback time: Up to 5hrs (music playback via A2DP with 70% volume); Up to 24hrs with charging case.
Ingress protection (earphones): Anti-dust and splash proof (IP44)
Weight: Left earphone: approx. 3.4g; Right earphone: approx. 3.4g; Charging case: approx. 36g
Volume control: Yes

Safety guide

安全须知 / 安全須知 / 安全に関する注意事項

Important safety instructions:

Read the user guide and warranty manual carefully before use.
Keep this user guide with the product if passing it on.
Do not use if the product is visibly damaged.
Use only where wireless Bluetooth® transmission is permitted.

Preventing damage to health and accidents:

Do not listen at high volumes for extended periods to prevent hearing injury.
Maintain a distance of at least 10cm (3.94”) between the product’s magnetic components and medical implants (e.g., pacemakers, ICDs).
Keep product, accessories, and packaging out of reach of children and pets to prevent choking hazards.
Do not use the product in environments requiring special attention (e.g., in traffic).

Preventing damage to the product and malfunctions:

Keep the product dry and avoid extreme temperatures (e.g., hairdryers, heaters, prolonged sunlight) to prevent deformation or malfunction. Normal operating temperature: 0°C-40°C (32°F-104°F).
Use only manufacturer-provided or recommended attachments, accessories, and spare parts.
Clean the product with a soft, dry cloth only.

WARNING: Rechargeable batteries may leak if abused or misused, potentially causing explosion, fire, heat generation, or smoke/gas development. Dispose of defective products with built-in rechargeable batteries at special collection points or return them to a specialist dealer. Only use recommended batteries and chargers. Charge batteries only at ambient temperatures between 10°C/50°F and 40°C/104°F. Switch off battery-powered products after use. Recharge regularly (approx. every 3 months) if not used for extended periods. Do not heat batteries above 70°C/158°F, avoid direct sunlight, and do not throw batteries into fire.

Intended use/Liability: The earphones are designed for wireless audio communication. Misuse or use not in accordance with the product guide may result in manufacturer non-liability for damages. Manufacturer is not responsible for communication interruptions due to battery depletion, aging, or exceeding Bluetooth range. Comply with country-specific regulations.

Manufacturer Declarations: Information on legal compliance labels can be found at the end of this document.

Recycling: Return used electronic products, batteries, and packaging to designated collection points to prevent uncontrolled waste disposal and promote material recycling. Electrical and electronic products contain valuable materials that can be recovered. The crossed-out wheelie bin symbol indicates that electrical and electronic products and batteries must be collected separately at the end of their life. Do not dispose of as unsorted municipal waste; take them for recycling. Contact local waste authorities for nearest recycling point information.

China RoHS: Table indicating the presence of hazardous substances (Lead, Mercury, Cadmium, Hexavalent Chromium, PBB, PBDE) in product components.

China battery warning: Prohibits disassembly, impact, extrusion, or disposal in fire. Do not place in high-temperature environments. Do not use if severe swelling occurs. Do not use after battery immersion in water.

Low Power Radio Frequency Equipment Technical Specifications: Regulations regarding frequency, power, and modifications for low power radio frequency equipment.

Brand Information: RichGo Technology (Shenzhen) Co.Ltd is a licensee of the Nokia brand. Nokia is a registered trademark of Nokia Corporation. The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc.

Support: For product support, visit http://www.nokia.com/shop/support or call the provided number.

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