Earphones i21
Earphones i21は、音楽鑑賞や通話向けのワイヤレスイヤホンです。最新のBluetooth 5.1チップを搭載し、安定した接続と高音質を実現します。また、片耳のみの使用も可能で、バッテリーの消費を抑えることができます。
イヤホンを取り出すだけで自動的に電源が入るオートペアリング機能や、タッチボタンによる音楽再生/一時停止、曲送り/戻し、音量調整などの操作が行えます。さらに、SiriやGoogleアシスタントなどの音声アシスタントにも対応しています。
連続再生時間は約5～7時間で、充電ケースを併用すれば最大21時間の再生が可能です。充電時間は約1.5時間で、充電ケースのバッテリー残量はデジタルディスプレイで確認できます。
Earphones i21は、優れた音質と便利な機能を備えたワイヤレスイヤホンです。音楽鑑賞や通話はもちろん、スポーツやアウトドアなど、様々な
Earphones i21
Earphones i21は、音楽鑑賞や通話向けのワイヤレスイヤホンです。最新のBluetooth 5.1チップを搭載し、安定した接続と高音質を実現します。また、片耳のみの使用も可能で、バッテリーの消費を抑えることができます。
イヤホンを取り出すだけで自動的に電源が入るオートペアリング機能や、タッチボタンによる音楽再生/一時停止、曲送り/戻し、音量調整などの操作が行えます。さらに、SiriやGoogleアシスタントなどの音声アシスタントにも対応しています。
連続再生時間は約5～7時間で、充電ケースを併用すれば最大21時間の再生が可能です。充電時間は約1.5時間で、充電ケースのバッテリー残量はデジタルディスプレイで確認できます。
Earphones i21は、優れた音質と便利な機能を備えたワイヤレスイヤホンです。音楽鑑賞や通話はもちろん、スポーツやアウトドアなど、様々な
保修卡
保修期：
本产品保修期为：自购买日起12个月内
维修方式：
在产品保修期内，凡属产品本身质量引起的故障请用户凭此
保修卡和有效购物凭证与售后人员联系以享受免费服务，
以下情况恕不免费维修：
1、自行拆卸造成损坏的
2、因受外力外壳或其他部件有严重变形
3、操作、存放不当而造成的损坏
4、因不可抗力造成故障或损坏
5、其它与上述相类似的情况
客户服务资料：
客户名称
联系电话
联系地址
产品型号
购买日期
维修日期
销售商
为获得最佳的音频体验，请把左右耳机正确佩戴好选择最，
合适自己耳朵的耳帽。佩戴正确后耳朵内感觉到紧贴、舒
适和稳定。户外使用时，请将手机放在左耳同侧，中号耳帽
会有更好的低音效果。
耳机使用：
I21无线蓝牙耳机
使用指南
兼容性：
兼容市面上所有带有蓝牙的手机(iOS/安卓/WindowsPhone)，
平板电脑，笔记本等。
产品图示：
1充电仓智能数显
充电弹针
85 多功能触摸键
6
耳机指示灯 7
关机：
方法1:耳机放回充电仓内充电，耳机会自动充电关机。
方法2:长按耳机的触摸键大约3-5秒，工作指示灯蓝灯闪烁，并
伴有关机提示音“power off”
方法2：耳机在关闭状态下，长按两耳机的触摸键约3-5秒，
LED灯闪烁1次,并伴有开机提示音“power on”
开机：
注：开机后对耳不连接手机或者对耳主机与手机断开连接后，
如无任何操作，约5分钟后将自动关机。
左(L)右(R)
方法1：把耳机从充电仓取出即可开机，开机提示音“power on”
2耳机智能数显
麦克风
4
3
进口蓝牙5.1芯片
右耳机闪蓝灯左耳机闪蓝灯
长按耳机触摸键3-5秒
1
双耳使用模式：
注：耳机与主设备配对后(手机，智能手表，笔记本电脑等)，
蓝牙开启状态下，耳机开机后自动回连最后连接的设备。
2长按触摸键1秒释放（L上一曲，R下一曲）
3单击触摸键两次（L减音量，R加音量）
1单击触摸键，即可播放/暂停
播放音乐：
3电话过程中，通过手机调节通话音量。
4双耳模式下，可实现双耳通话。
2电话中，单击耳机触摸键，将挂断电话，恢复之前状态。
1当来电话时，单击耳机触摸键，即为接听电话，
若长按即为拒听来电。
耳机通话：
单击触摸键三次唤醒Siri语音指令。
语音助手：
耳机从充电仓取出，左右耳机自动开机、自动配对,左右耳机
TWS配对时，LED灯快闪，TWS连接成功后，左右耳LED灯呼吸
慢闪。
2
设置 蓝牙
蓝牙
我的设备
i21
已连接
我的设备
i21 已连接
打开手机蓝牙界面，搜索“i21”选择配对,耳机连手机蓝牙
以后LED灯灭。
蓝牙版本：V5.1
充电舱电池电压/容量：3.7V/400mAh
耳机电池容量：2*3.7V/40mAh
耳机充电时间：约1.5小时
播放歌曲时间：5-7小时*3次
支持协议：HFP/AIDP/AVRCP
频率：2.40 GHZ-2.48 GHZ
接收灵敏度：-92dBm
工作温度：-10+50℃
距离：≤15M
基本参数：
耳机 *2
数据线 *1
充电座 *1
耳帽 *4(大\小)
使用说明书 *1
配件明细：
注意：
4建议在耳机长时间不使用情况下，请将其放在干燥通风区域
并每隔两月充电一次。
5建议定期用棉签轻轻擦拭弹针和铜柱，达到清洁的效果。
切勿使用液体清洁耳机。
2耳机5分钟内未与任何设备连接，会自动进入关机状态。
1主耳为副耳与手机连接中介，电量消耗大于副耳为正常现象。
3苹果手机实时显示电压较低的耳机的电池电量。
注意：当耳机不充电时，可以用棉签轻轻擦拭弹针和铜柱。
蓝灯闪烁
故障：
故障
不开机
充电无提示
自动关机
耳机有回音
对方声音小
信号断续
只单耳有声音
耳机有杂音
原因分析 解决方法
耳机电量不足/死机
耳机未正确摆放/
弹针和铜柱有异物
耳机电量不足
音量太大或者环境太吵杂
耳机佩戴不正确或音量太小
外界干扰严重或低电量
耳机之间没有配对成功
外界干扰严重或距离手机太远
对耳机进行充电/长按触控键8秒
调整耳机摆放位置/
清洁弹针和铜柱
对耳机进行充电
调节音量或更换环境
调节耳机佩戴或音量大小
选择无干扰环境或耳机充电
放回充电仓
更换地点或靠近手机
For the Best Audio experience,it is recommended your right
size silicone earcaps and,please put your cellphones in the
same side of left earphone during outdoor.
Product details
Usage
Compatibility
This product is compatible with all Bluetooth-enabled
mobile phones (iOS/Android/Windows Phone), tablet PCs,
smart watches, notebooks and desktop computers.
I21 True Wireless Stereo Earphones
User manual
Imported Wireless 5.1 chips
T
2
1
p
p
Warranty card
Warranty period:
12 months from the date of purchase
Free of charge service:
Customer service information
Dealer
Customer Name
Customer Phone
Customer Address
Model Number
Purchase Date
Invoice number
he warranty does not apply under the following circustances:
,Damage caused due to the product being disassembled
by a non-authorized repair agent.
3,
Damage caused by external force or when there is visible
deformation of any of the external parts.
4,
The product has been improperly used or stored.
5,
Damage or breakdown caused by force majeure.
6, Other situations similar to the above.
,The product label is broken.
During the warranty period, if there is any breakdown caused
by the products's build quality please contact the seller and
rovide this warranty card together with the sales invoice.The
roduct will be repaired or replaced by a new one.
L R
6
Earphone indicator 7
2Earphone digital display
Microphone
4
1Charging case digital display
Charging pin
85 Touch Button
3Powering OFF
Method 2: When the earphones are OFF,Keep the touch button
of both earphones for 3-5 seconds.The Led light
flashes once and with a sound prompt:“power on”.
Powering ON:
Method 1: Take out the earphones from the charging case, and
they will “power on”
Method 1: The earphones will switch off when put into the
charger case.
Method 2: Keep the earphones touch button pressed for 3-5
seconds, until the Blue LED flashes with a sound
prompt: “power off”.
Note: If the earphones connected the device once, and the
bluetooth functions of device was open, the earphones
will be reconnected with last device automatically.
Note: If the earphones were disconnect with the device,
the earphones will be power off automatically after 5mins.
2
Open the bluetooth devices page inside settings.Search
for “i21” and select it to pair,the Earphone lights be o
ff after
the earphones connected with device.
2Keep press the touch button for 1 seconds and release it
(“L”for previous song, “R”for next song)
3Touch the button twice to adjust the volume(“L”for
decreasing ,”R” for increasing)
1Touch the button once to Pause/Play.
Play Music:
Setting
Bluetooth
Bluetooth
My device
i21
connected
My device
i21
connected
Touch the button three times to activate the Siri voice assistant
Voice Assistant:
3During a call, the volume can be controlled via the
mobile phone.
4Stereo mode:both ears have voice.
1When a call comes in, short press one of the touch buttons
in order to answer the call or long press it to reject it.
2During a phone call, short press the earphone button
to end the call and the earphone will resume its previous
working state.
Calling:
Stereo Mode:
1
Taking the earbuds out of the charging box, they will auto
power on. After a few seconds, the left and right earbuds
will auto connect each other.When the TWS earbuds are
connected to each other, the LED light will flash quickly.If they
connect successfully, the earbuds LED light will flash slowly.
1
Host device is a connection between second device
and your mobile phone it is normal status under high
power condumption.
3
On iPhones the battery level of the earphones will be
displayed in real time.
4
When the earphones and the charger case are not used
for long periods of time, it is recommended to keep them
a dry place and to recharge them at least every 2 months.
5
It is recommended to gently wipe the spring needle and copper
column with a cotton swab on a regular basis to achieve a
cleaning effect. Never use liquids to clean the earbuds.
2
When not connected to any device, the earphones will
power off automatically after 5 minutes.
Important:
Note: When the earbuds is not charging, you can use a cotton
swab to gently wipe the spring needle and copper post.
Earphone *2 Charging case *1
Earcaps *4(L\ S)
User manual *1
USB cable *1
Packing list:
Bluetooth version: V5.1
Voltage rating and energy capacity: 3.7V/400mAh
Battery capacity: 2*3.7V/40mAh
Earphone Charge time
: Around 1.5hour
Music playing time: About 5-7h*3Times
Bluetooth profiles supported: HFP/A2DP/AVRCP
Operating frequency: 2.40 GHZ-2.48 GHZ
RF Sensitivity: -92dBm
Working temperature range: -10+50
Maximum transmission range: 15M
R earphone blue
light flashes
L earphone blue
light flashes
Keep the touch button
pressed for 3 seconds
Blue light flashing
Can’t power on
No charging indication
Automatically shut down
The Earbuds have
an echo
Small sound
Signal intermittent
Earbuds have no sound
The Earbuds are noisy
Cause Solutions
Earbuds are low battery/
Crash
The Earbuds are not well put into/
There are foreign objects in the
spring needle and copper column
Earbuds are low battery
The volume is too high or
the environment is too noisy
wearing Earbuds incorrectly
or the volume is too low
Outside environment interference
or too far away from mobile phone
Pairing unsuccessful
between L and R Earbuds
Outside environment interference
or too far away from mobile phone
Adjust Earbuds position/
Clean the spring needle and
copper column
charge the Earbuds
Adjust the volume or
change position
Adjust the Earbuds position
or the mobile phone volume
Change to better environment or
move closer to the mobile phone
Put the earphones into the
charger case
Change position,or move
closer to the mobile phone
Fault:
Fault
Charge the Earbuds/Keep the
earphones touch button pressed
for 8 seconds
Any changes or modifications not expressly approved by the
party responsible for compliance could void the user's authority
to operate this equipment.
This device complies with Part 15 of the FCC Rules. Operation is
subject to the following two conditions:
(1)This device may not cause harmful interference, and
(2)This device must accept any interference received, including
interference that may cause undesired operation.
This device and its antenna(s) must not be co-located or operating
in conjunction with any other antenna or transmitter.
Note:
This equipment has been tested and found to comply with the limits
for a Class B digital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against
harmful interference in a residential installation. This equipment
generates, uses and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation.
If this equipment does cause harmful interference to radio or
television reception,
which can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or more
of the following measures:
-- Reorient or relocate the receiving antenna.
-- Increase the separation between the equipment and receiver.
-- Connect the equipment into an outlet on a circuit different
from that to which the receiver is connected.
-- Consult the dealer or an experienced radio/TV technician for help.
The device has been evaluated to meet general RF exposure
requirement. The device can be used in portable exposure condition
without restriction
FCC ID: 2AQ27-I21
Because the earbus is too small, the FCC ID number can only be
printed on the charging box.
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Earphones i21 ユーザーマニュアル
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Earphones i21
Earphones i21は、音楽鑑賞や通話向けのワイヤレスイヤホンです。最新のBluetooth 5.1チップを搭載し、安定した接続と高音質を実現します。また、片耳のみの使用も可能で、バッテリーの消費を抑えることができます。
イヤホンを取り出すだけで自動的に電源が入るオートペアリング機能や、タッチボタンによる音楽再生/一時停止、曲送り/戻し、音量調整などの操作が行えます。さらに、SiriやGoogleアシスタントなどの音声アシスタントにも対応しています。
連続再生時間は約5～7時間で、充電ケースを併用すれば最大21時間の再生が可能です。充電時間は約1.5時間で、充電ケースのバッテリー残量はデジタルディスプレイで確認できます。
Earphones i21は、優れた音質と便利な機能を備えたワイヤレスイヤホンです。音楽鑑賞や通話はもちろん、スポーツやアウトドアなど、様々な
他の言語で
- English: Earphones i21 User manual
