音频信噪比 S/N ratio
>90dB
失真度 Distortion
< 5% @ 1kHz 1mW
工作温度 Operating temperature
-10~+45℃
储存温度 Storage temperature
-20~+60℃
3、产品使用功能列表 User Guide
序号
No
实现功能
Function
耳机状态
headset
status
操 作
Operation
备注
Remark
1
开机/配对
Powering
on/pairing
关机状态下
Under
Powering off
长按“Power”键 3 秒，有“Power on”和“Pairing”语音
提示,自动进入配对状态；打开手机蓝牙搜索设备名：17LY72,
点按设备名进入连接,配对成功后有“Connected”语音提示，
断开蓝牙连接有“Disconnected”提示音。
Long Press "Power" button for 3 seconds, the Earphone
into power on,and it will have“Power on”and“Pairing”
voice prompt,then it enter pairing mode, Open mobile
phone setting,searching Bluetooth device name of
17LY72,click device name and then the Earphone
connected, it will have“Connected”voice prompt speak
out from speaker. If Bluetooth Earphone was
disconnected, it will be sent out“Disconnected”voice
prompt from speaker.
配对状态红蓝灯交替闪烁
At pairing mode, the red
and blue LED will flash
alternately
连接成功后蓝灯闪烁
At connection mode, the
blue LED will flash.
2
关机
Powering
off
开机状态
Under
Powering on
长按 Power 键 3 秒，有“Power off”语音提示
Long Press "Power" button for 3 seconds and have "Power
off" prompt voice.
3
末码重拨
Last number
redial
待机状态
Standby mode
双击"Power"键一下,有“redialed”语音提示
Double click“Power”button and have "redialed"voice
prompt.
4
接听电话
Answer call
来电中
Incoming
call
短按 Power 键一下
Click "Power" button once
来电有“incoming call”语
音提示
Incoming call voice prompt
5
挂断电话
End call
通话中
On calling
短按 Power 键一下
Click "Power" button once
6
拒接电话
Reject call
来电中
Incoming
call
长按 Power 键约 2 秒，有“call rejected”语音提示
Long press "Power" button for 2 seconds and have
"call rejected"voice prompt.
来电有“incoming call”语
音提示
Incoming call voice prompt
7
低电提醒
Low battery
alert
开机状态
Under
Powering on
当电池电压低到 3.3V 时，有“battery low”提示音
When battery voltage less than 3.3V, the Earphone will
be warning and have“battery low” voice prompt speak
out from speaker.
8
自动关机
Automatic
powering
off
开机状态
Under
Powering on
耳机无连接或断开蓝牙连接 5 分钟耳机将自动关机
Once Earphone no connection or disconnected over 5
minutes, Earphone will shut down automatically
耳机电池电压低到 3.0V 时耳机将自动关机
Battery voltage less than 3.0V, the Earphone will
power-off automatically.
9
充电
Charging
关机状态下
Under
powering
off
将 Micro USB 充电线插入充电口即可实现充电
Micro USB cable Plug into charging port.
红灯常亮
Red LED is lit
10
充电
Charging
任何开机状态
Under any
powering on
status
将 Micro USB 充电线插入充电口即可实现充电，耳机不会关机
或断开连接。
Micro USB cable Plug into charging port，
The
Earphone
does
not shut down or disconnect.
红灯常亮
Red LED is lit
11
充电饱和
Fully
charged
充电状态下
Under
Charging
电池充饱电
Fully charged
红灯熄灭
Red LED lights off
