earfun TW303L Free Pro 2 ANC Wireless Earbuds User Manual
- June 6, 2024
- EarFun
Table of Contents
Earvin Free Pro 2
ANC Wireless Earbuds 
USER MANUAL
What’s in the box
| Earvin Free Pro 2
---|---
| Charging case
| Ear Tips (XS, S, M, L)
| Ear Hooks (S, M, L)
| USB-C Cable
| USER MANUAL
Product Diagram
- Touch control zone
- Microphone
- Earbuds LED indicator
- Charging contactor
- USB-C charging port
- Charging case
- Charging dock
- Charging case indicator
Charging
-
Remove the insulating film on the charging case for the first time.
-
Fully charge both the earbuds and the charging case before the first-time usage.
-
Place earbuds back into the charging case and the earbuds will start charging.
-
Open or close the charging case to activate the LED battery level indicator.
-
Fully dry off the earbuds and the USB port before charging.
Specifications
| Bluetooth frequency: | 2.402GHz-2.48GHz |
|---|---|
| Bluetooth transmitter power: | <7dBm |
| Bluetooth profile: | A2DP, AVRCP, HFP, HSP |
| Maximum working range: | 15m(without obstacle) |
| Battery capacity: | 35mAh x 2(earbuds); 420mA(charging case) |
| Charging time: | 1 hour(for earbuds); |
2 hours(for charging case via USB-C);
3.5 hours(for charging case via wireless charger)
Playtime:| ANC OFF–Up to 6 hours, Totally 30 hours with the charging case;
(varies by volume level and audio content)
ANC ON–Up to 5 hours, Totally 25 hours with the charging case; (varies by
volume level and audio content)
Input:| DC 5V /1A
Dimensions:| 66.6mm x 25mm x 28.5mm
Weight:| 38g
How to Fit
Note: If the earbuds are not worn correctly, they may affect the noise-
canceling effect.
- Choose the ear tips and ear hooks that fit your ears the best. If you couldn’t use the ear hook, please choose the one without the wing.
- Identify the left and right earbuds.
- Insert the earbuds into the canal of your ears, the ear hook should also be inserted into the upper canal of your ears.
- Turn and find the most comfortable position.
Pairing Your Earbuds
F1rst-time Pairing with Device
Step 1: Open the charging case, the earbuds will automatically power on and
enter into pairing mode.
Step 2: Activate Bluetooth on your Bluetooth-enabled device and search for
other Bluetooth devices.
Step 3: Select “EarFun Free Pro 2 from the list of Bluetooth devices shown (if
a password is needed, type ‘0000’).
Notes:
The earbuds will automatically connect with the device they were last paired
with when the case is open.
Each earbud could be used independently.
Connect to a New Device
Option A
Step 1. Unpair the earbuds from the Bluetooth-enabled device that’s connected.
The earbuds will disconnect from the current device and enter into pairing
mode for another pair.
Step 2. Search on the new device and connect.
Option B
Step 1. Make sure the earbuds are powered on, and then touch and hold both
earbuds button at the same time for at least 3 seconds until they flash in
blue light after that the earbuds will enter into pairing mode.
Step 2. Search on the new device and connect.
Functions
Power on/off Open the charging case, the earbuds will automatically power on.
Place the earbuds back into the charging case. Close the case and the earbuds
will automatically power off.
Note: If the earbuds are not
connected to any device, they will automatically power off after 30 minutes to
save the battery life.
Notes:
- Turning on the game mode can drop latency to as low as 80ms and improve the playing game and video experience, but it will shorten the connection distance. We suggest you turn off the game mode when you use the earbuds for music.
- The normal mode provides a latency of about 200ms.
- Bluetooth technology can’t eliminate latency.
Earbuds LED Indicator
| Power on | Blue indicator flashes 1 second |
|---|---|
| Power off | The white indicator flashes 1 second |
| Pairing mode | Indicator flashes blue |
| Successfully connected | Indicator goes out |
| Factory reset | The indicator flashes alternately in blue and white |
Reset and Reconnecting
If you fail to build a connection between two earbuds, or between earbuds and a Bluetooth device, please try the following steps:
- Place both earbuds into the charging case.
- Keep the charging case open, then touch and hold the button on each earbud at the same time for at least 10s until they flash alternately in blue and white then earbuds have been reset successfully.
- Delete the old connection from the Bluetooth device and reconnect “EarFun Free Pro 2”.
Troubleshooting
Q: Can I use both earphones separately?
A: Yes, each earbud could be used independently.
Q: The earphones are turning on, but it doesn’t connect to my device?
A: To connect the earbuds to your device, please check if the Bluetooth of the
device is on at first, then select ‘EarFun Free Pro 2’ on the Bluetooth list
to get paired. If the earbuds still can’t connect to your device, please try
to reset it, or contact our customer support.
Q: Why the connection is not stable and cut out intermittently?
A: Please make sure there are no objects between the earphones and your
Bluetooth device, and make sure there is no radio or WIFI interference nearby.
Q: What is the range of Bluetooth earphones?
A: Bluetooth earphones have a maximum range of 49 feet (15m, no obstacle).
However, the actual range will depend on usage and environment. Q: Is there
volume control on the earphones? A: Yes, touch L earbud once decreases the
volume, and touch R once could increase it.
Q: My earphones will not switch on.
A: Please recharge it and make sure it has enough battery power. If it is
fully charged and still nothing happens or if you are not able to charge the
unit, please contact our customer support for warranty cover.
Q: Is the charging case waterproof?
A: No, the earbuds are IPXS sweat & waterproof, but the charging case is not
waterproof.
Q: Will the earbuds shut off automatically?
A: The earbuds will remain on as long as they are connected to a device. If no
audio is in use, they will enter power-saving mode and wake up once the audio
is played. If the earbuds are not connected with any devices, they will
automatically shut off in 30 minutes.
Customer Service
For FAQS and more information Please Email to:
service@myearfun.com
www.myearfun.com
FCC Statement
Changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
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.
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.
RF Exposure Compliance
This equipment complies with FCC radiation exposure limits set forth for an
uncontrolled environment. This transmitter must not be co-located or operating
in conjunction with any other antenna or transmitter.
CAUTION
Risk of explosion if the battery is replaced by an incorrect type Disposal of
a battery into fire or a hot even, or mechanically crushing or cutting of a
battery, that can result in an explosion; Leaving a battery in an extremely
high temperature surrounding environment that can result in an explosion or
the leakage of flammable liquid or gas; A battery subjected to the extremely
low air pressure that may result in an explosion or the leakage of flammable
liquid or gas.
To prevent possible hearing damage, do not listen at high volume levels for
long periods.
BLUETOOTH
The Bluetooth word mark and logos are registered trademarks owned by Bluetooth
SIG, Inc. and any use of such marks by Earfun Technology (HK) Limited is under
license. Other trademarks and trade names are those of their respective
owners.
EU Declaration of Conformity
Earn Technology (HK) Limited hereby declares that this equipment is in
compliance with the essential requirements and other relevant provisions of
Directive 2014/53/EU and RoHS 2011/65/EU Directive. The declaration of
conformity may be consulted in the support section of our Web site, accessible
from www.myearfun.com
UK Declaration of Conformity
Hereby, [Earfun Technology (HK) Limited] declares that the radio equipment
type [TW303] is in compliance with UK Radio Equipment Regulations (SI
2017/1206). The full text of the declaration of conformity is available at the
following internet address: www.myearfun.com
MODEL: TW303
FCC ID: 2AVIT-TW303L
FCC ID: 2AVIT-TW303R 
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