OBO PRO 2 uf-001 True Wireless Stereo Earbuds User Guide
- June 6, 2024
- OBO PRO 2
Table of Contents
u_puretone
Quick Start Guide
Hearing-Through and Low-Latency Technology
True Wireless Stereo Earbuds
2020/12/ 18
Copyright OBO PRO.2 All rights reserved.
PACKAGE CONTENTS
- 2 x SYN 3 True Wireless Stereo Earbuds (L/ R)
- 1 x SYN 3 Chmargin g Case
- 1 x USB Type- C Charging Cab le
- 6 x Ear Tips ( S/ M/ L )
- 1 x User Manual (Quick St art Gu id e)
PRODUCT DIAGRAM
A. M ain Fun ct ion Touch – Key
B. Micrpho n e
C. Charging Contacts (Earbud s)
D . Ear Tip
E . USB- C Charging Port
F. Fu n ct io n Button
G. Display LED
H. Charging Contacts (Charging Case)
I . Product laser marking
EARBUD TECH SPECS
Earbud – SYN3 Tech Specs
Size & Weight| Approx. 4.5 g x 2
32 x 22 x 24 mm
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Material of shell| PC/ABS
Ear tip: Silicon
Speaker Driver Unit| Diameter: 11mm, Micro speaker x 1
Impedance: 16 Ω±15% ohm at 3KHz
SPL: 118±2dB @1mW (0.126Vrms) 1KHz.
THD: <1% @100-10KHz 1mW (0.126Vrms)
Type: Dynamic, LSR
Range: 20Hz~15KHz
Microphone| MEMS 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
Button type| Touch Key x 1
In-Ear detection| Yes
Waterproof level| IPX4
Working Temperature| -5°C ~ +45°C
In charging status: 0°C ~ +45°C
Digital Audio Codec| 24bits stereo
Sample Rate : up to 96KHz
Bluetooth® Specification| BLUETOOTH® Version 5.0 EDR+LE
Distance: Straight line 30ft (10m)
Frequency Range : 2.4GHz (2.4000GHz-2.4800GHz)
Profile: A2DP 1.3, AVRCP 1.6, HFP 1.7, HSP 1.2
SUPPORTED AUDIO FORMAT(S) : SBC, AAC
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
Pairing, clean device list, factory default
Charger Input| USB Type C Connector
DC 5V/1A input
OPERATION AND FUNCTION
| Function | Operation | Voice Prompt |
|---|
Special Functions
HT mode ON| Tap the touch control of the right earbud and hold for 5 seconds.|
HT on
HT mode OFF| Tap the touch control of the right earbud and hold for 5
seconds.| HT off
Gaming mode ON| Tap the touch control of the left earbud and hold for 3
seconds.| Gaming on
Gaming mode OFF| Tap the touch control of the left earbud and hold for 3
seconds.| Gaming off
Voice Assistant| Tap the touch control of the earbud and hold for 2 seconds.|
/
MUSIC Playing
Play music| Tap the touch control of the earbud twice.| /
Pause music| Tap the touch control of the earbud twice.| /
Forward Track| Tap the touch control of the left earbud three times.| /
Backward 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
Pairing mode| Opened the top cover of the charging case, when the earbuds in
charging mode, then pressed and hold the button for 3 seconds| Pairing
Phone Call
Answer the Call| Tap the touch control of the earbud twice.| /
Hang up the call| Tap the touch control of the earbud twice.| /
Call rejected| Tap the touch control of the earbud and hold for 2 seconds.| /
Functions
Power ON| Opened the top cover, when the earbuds in charging mode. The earbuds
will power on automatically.| Power on
Power OFF| Place both earbuds in the charging case, then closed the top cover.
The earbuds will power off automatically.| Power off
Charging Case Battery Capacity Display| Opened the top cover of the charging
case and press the button once.| /
Earbuds Battery Capacity Display| Display on your smartphone by APPS.| /
CHARGING DEVICE
Charge the earbuds
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.
Charge the charging case
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 is 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
The top cover of the charging case
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 with
your thumb and index finger of the other hand. And this is a magnetic design
of the charging case top cover.
Display Battery Capacity of the Charging Case
The LED will display the battery capacity of the charging case when opening
the top cover and press the button of the charging case.
| BATTERY CAPACITY OF THE CHARGING CASE | LED DISPLAY |
|---|---|
| 1 | Battery < 30% |
| 2 | 30% > Battery > 90% |
| 3 | 90% > Battery >100% |
BLUETOOTH EARBUDS SIMPLE PAIRING
- Follow the right direction to put the earbuds into the left and right position of the charging case, and closed the cover.
- Open the top cover and press the button of the charging case for 3 seconds.
- Took out the earbuds from the charging case and put the earbuds into the ears according to the position of L (left ear) and R (right ear).
- Open the Bluetooth setting on your smartphone and search for the Bluetooth device of 「SYN3」.
- Select「SYN3」and connected.
- Hearing the voice prompt of pairing success、connected from earbuds, if connected correctly.
PS: Please follow repeat step1 to step5, if connecting fails. The pairing list of the earbuds can store 8 devices maximum.
CLEANING DEVICE LIST
- Place both earbuds in the charging case, and close the top cover.
- Open the Bluetooth setting on your smartphone and select 「Forget This Device」
- Open the charging case, then press the button and hold for 10 seconds.
HOW TO WEAR
Please put the earbuds into the ear according to the position of L (left ear)
and R (right ear) rotate the earbuds to the vertical direction and adjust it
to a comfortable position.
PRIMARY & SECONDARY EARBUDS SWITCHING
The earbuds will display 7 SYN3 j on your Bluetooth device when it was paired.
The secondary Earbud will replace with the primary Earbud automatically when
the primary Earbud’s battery is too low and auto power off or disconnected.
The secondary Earbud will repeat the step as mentioned above when your earbuds
connect and put the primary Earbud into the charging case. The primary Earbud
would continue and not be influenced by the secondary Earbud if you put the
secondary Earbud into the charging case.
TROUBLESHOOTING
Please follow the action step by step, when your earbuds can not connect successfully with your smartphone nor had only one side on sounded:
- Place both earbuds in the charging case, and close the top cover.
- Open the Bluetooth setting on your smartphone and select 「Forget This Device」.
- Turn off your Bluetooth device and restart again on your smartphone.
- Opened the top cover of the charging case and press the button on the charging case for 10 seconds to reset the earbuds set.
- Open the Bluetooth setting on your smartphone and search for the device name
SYN3」 and tap “connect” then accept the connection to finish when it appears
on the screen.
APP MANUAL
HEARING SAFETY
- Please do not use the device at the maximum volume for a long time, to avoid damage to your hearing.
- When driving a vehicle, do not wear binaural earbuds to avoid distracted driving and cause traffic accidents.
- If you need to answer a call by the device when you’re driving a vehicle, please follow the relevant regulations of the local national laws.
IMPORTANT INSTRUCTIONS
FCC (Federal Communication Commission Interference) FCC ID: 2A2G4-SYN3 1. 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.
(2) This device must accept any interference received, including interference
that may cause undesired operation.
2. Changes or modifications not expressly approved by the party responsible
for compliance could void the user’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
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.
FCC Radiation Exposure Statement
The device has been evaluated to meet general RF exposure requirements. Then
the device can be used in portable exposure conditions without restriction.
CE (Conformite Europeenne Interference) sfitgi declares that the radio
equipment type [Bluetooth earbuds SYN3] is in compliance with Directive
2014/53/EU. The full text of the EU declaration of conformity is available at
the following internet address: www.optoma.com Notice: This device may be used
in each member state in the EU.
CAUTION RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE
OF USED BATTERIES ACCORDING 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 company, enterprise, or
user is not allowed to change frequency, enhance transmitting power or alter
original characteristic as well as performance to an approved low power radio-
frequency device. Article 14 The low power radio-frequency devices shall not
influence aircraft security and interfere with legal communications; If found,
the user shall cease operating immediately until no interference is achieved.
The said legal communications mean radio communications is operated in
compliance with the Telecommunications Act. The low-power radio-frequency
devices must be susceptible to interference from legal communications or ISM
radio wave radiated devices.
unfitter
Model NO:uf-001
Input : 5V/500mA
Output : 5V/160mA
Capacity:3.7V/500mAh Sr _| pure tone
Made in Taiwan
FCC ID:2A2G4-SYN3
NCCID:CCXXxxYYyyyZxW
SN:uf11AB999999
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Read User Manual Online (PDF format)
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