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7

 

 

 
 
 
1)

 

A touch sensor is used to detect wearing state (worn/removed) 

2)

 

A soft “beep” could be heard when the earphones are detected.   

3)

 

When removing earphones, please try to hold them at handles to prevent misjudgment.   

4)

 

After removal of either one earphone, music playing will be paused. Put back to resume 
playing. 

 
 
 
 
 
 
 
1)

 

Close the charging case, and the approximate power status will be displayed:   

2)

 

·

LED lights off: charging case cannot charge the earphones. 

3)

 

·

LED blinks in red: earphones could be charged only once.   

4)

 

·

LED blinks in green: earphones could be charged over twice. 

5)

 

·

LED remains green: case battery is fully charged.   

6)

 

After showing the power  status, the earphones  will be automatically charged, and LED 
indicator will be off. 

 
Note: 
The above data are measured based on the new battery in the charging case  in laboratory 
condition.  Due to the characteristics of lithium batteries, the battery capacity  may undergo 
attenuation during use, which may lead to a decrease in the number of charges. 
 
 
 
 
 
 
 
1) Use the enclosed charging cable to charge the case battery. Red LED flashes to indicate that it 
is being charged while constant green LED means the battery is fully charged.   
2) LED goes out automatically after pulling out the charging cable.   
 
 
 
 
 
 

Power Indication on Charging Case 

Charging the Case 

Earphone Operation 

Wear Detection 

Summary of Contents for DOLFIN CK1

Page 1: ...1 7 TWS Earphone DOLFIN Quick Guide V0 1 Inventec Appliances Corporation ...

Page 2: ...will power up automatically Press and hold the function key to start bluetooth paring 2 Enable bluetooth on your smartphone scan and select Dolfin from bluetooth device list and tap to connect Once paired the earphone will be added to the paired device list 3 Wear your earphone You will first hear a soft beep indicating that the earphone has been detected Pairing Reset Key MIC Earphone Charging Co...

Page 3: ... select Dolfin from the scan list and tap to pair 4 Once paired your earphone will be added to the paired device list and be connected 5 Later every time your earphone powers up it will connect the last paired system automatically 6 If you fail please repeat step 1 4 If connection fails you can restore your earphone to factory settings and connect again To do this please follow the steps as below ...

Page 4: ...er twice 5 LED remains green case battery is fully charged 6 After showing the power status the earphones will be automatically charged and LED indicator will be off Note The above data are measured based on the new battery in the charging case in laboratory condition Due to the characteristics of lithium batteries the battery capacity may undergo attenuation during use which may lead to a decreas...

Page 5: ...ters dependent on environment Driver Unit 13 1 mm MIC Sensitivity 38 dBV Pa Frequency Response 16 Hz 20 KHz Battery Type Li ion Battery Capacity 25 mAh earphone 350 mAh charging case Duration About 3 hours earphone About 24 hours with charging case Charging Time About 1 hour earphone 2 hours charging case Input 5V 1A Weight 3 15 gram single earphone 3 Cautions 1 If you use the earphones for the fi...

Page 6: ...charging time of the product are based on IAC laboratory test results The actual value may vary depending on the use environment personal preferences and different chargers 4 Harmful Substances in the Product Parts Harmful Substances Pb Hg Cd Cr VI PBB PBDE Earphone oBattery Charging Case Charging Cable This form is in compliance with SJ T 11364 Means that the content of the hazardous substance in...

Page 7: ...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 FCC Caution To assure continued compliance any changes or modifications to this device not expressly approved by manufacturer could void your authority to operate this equipment This device complies with part 15 of the FCC Rules Operatio...

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