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22-Dec-2020

 

Initial draft 1.0 

Copyright 

  OBO  PRO.2  All  rights  reserved.

 

CHARGING DEVICE 

C h a r g e   t h e   e a r b ud s  

        Please follow  the  right  direction to put  the earbuds into the left and right position of 

the charging case, and closed the cover.

 

 

PS: Please note that when the Earbud’s battery is too low, that will have  a voice for low 

battery  prompt,  earbuds  will  be  shut  down  the  system  then  power  off  after  a  voice 

prompt if it continues used when without charge. 

 

C h a r g e   t h e   c ha r g in g   c a s e  

  Please connect the charging port using the Type-C charging cable with the USB 

charging adaptor according to specification 5V/1A or connect the USB port output of the PC 

computer. The charging case is charging when the LED (RED/YELLOW/GREEN) is blinking, and 

full battery when the green LED always on. 

 

PS: Please note that when the battery of the charging case is too low, that will have a red 

LED blinks warning and the charging case will power off automatically, if it continues used 

when without charge. 

CHARGING CASE LED DISPLAY 

T o p   c o ve r   o f   t h e   c h a r g i n g   c a s e  

When you want to open the top cover on the charging case, please hold the left or right 

side of the LED on the charging case, and unfold the top cover by your thumb and index 

finger of the other hand. And this is a magnetic design of the charging case top cover. 

 

D i s p l a y  B a t t e r y   C a p a c i t y  o f   t h e   C h a r g i n g   C a s e  

The LED will display the battery capacity of the charging case, when open the top cover 

and press the button of the charging case. 

 

BATTERY CAPACITY OF THE CHARGING CASE 

LED DISPLAY 

1    Battery < 30% 

RED

 

 

 

2    30% > Battery > 90% 

 

YELLOW

 

 

3    90% > Battery >100% 

 

 

GREEN 

Summary of Contents for u_puretone SYN3

Page 1: ...22 Dec 2020 Initial draft 1 0 Copyright OBO PRO 2 All rights reserved u_puretone Quick Start Guide Hearing Through and Low Latency Technology True Wireless Stereo Earbuds 2020 12 18...

Page 2: ...s L R 1 x SYN3 Charging Case 1 x USB Type C Charging Cable 6 x Ear Tips S M L 1 x User Manual Quick Start Guide PRODUCT DIAGRAM A Main Function Touch Key B Microphone C Charging Contacts Earbuds D Ear...

Page 3: ...22 Dec 2020 Initial draft 1 0 Copyright OBO PRO 2 All rights reserved C D E G F H I...

Page 4: ...22 Dec 2020 Initial draft 1 0 Copyright OBO PRO 2 All rights reserved Product laser marking...

Page 5: ...x 2 Range 100Hz 10KHz Battery Life Charge Time 1Hr 40min Play Time 5Hr with audio streaming Storage Time 23 C 4 weeks Battery Capacity 60mAh 3 7V Hearing Through Support Yes Low Latency Support Yes B...

Page 6: ...PECS Charging Case SYN3 Tech Specs Size Weight Approx 35 g 66 x 42 x 30 mm Battery Life Charge Time 1Hr 30min Charge Earbuds Approx 3 cycles Battery Capacity 500mAh 3 7V Button type TACT switch x 1 Pa...

Page 7: ...d Track Tap the touch control of the right earbud three times Other Reset status Place both earbuds into the charging case and closed the top cover Then reopen the top cover Power off BT Pairing Pairi...

Page 8: ...the LED RED YELLOW GREEN is blinking and full battery when the green LED always on PS Please note that when the battery of the charging case is too low that will have a red LED blinks warning and the...

Page 9: ...ximum CLEANING DEVICE LIST 1 Place both earbuds in the charging case and close the top cover 2 Open the Bluetooth setting on your smartphone and select Forget This Device 3 Open the charging case then...

Page 10: ...e the top cover 2 Open the Bluetooth setting on your smartphone and select Forget This Device 3 Turn off your Bluetooth device and restart again on your smartphone 4 Opened the top cover of the chargi...

Page 11: ...ser s authority to operate the equipment 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 desi...

Page 12: ...CCORDING TO THE INSTRUCTIONS NCC National Communications Commission Administrative Regulations on Low Power Radio Waves Radiated Devices warning Article 12 Without permission granted by the NCC any co...

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