Etech 22355 True Wireless Earbuds with Charging Case User Manual
- June 12, 2024
- Etech
Table of Contents
User Manual
PRODUCT KEY
- Charging Case
- Micro USB Input
- Case Power Status LED
- Multi Function Button (MFB) Bouton multifonction (MFB)
- Earbud Status LED
SPECIFICATIONS
| Bluetooth Version | 5. |
|---|---|
| Battery Capacity Earbuds | 30 mAh |
| Battery Capacity Charging Station | 200 mAh |
| Continuous Flaying lime’ | 3 hour / 3 heure |
| Charging lime | 1S hour / 1.5 heure |
| Frequency Range (Hz-KHz) | 20-20 kHz |
| Wireless Range | 30 ft / 30 pi (10 rn) |
| Mic Function | Yes / Oui |
| Pick Up Function | Yes / Oui |
CONTROLS
Charging the earbuds / Chargez les ecouteurs Put the earbuds into the charging
case, the earbuds will be charged automatically.
The red status LED light will be on during charging and will turn off when
fully charged.
Charge the charging box
Use a Micro USB cable connected to a US$ charger (DC 5V-IA).
The Steps for dual earbud pairing (First use only).
Take out both earbuds from the charging case at the same time.
The LED light on both earbuds will be flashing blue and red. The right earbud
LED will turn off after 2 seconds.
This means that both earbuds are ready to pair. Turn on the bluetooth on your
device and search for a new devie then select “Prime TWS4 ” to connect.
How to re-connect.
The earbuds will automatically try to re-connect with the last paired device
after re-start.
If not put the earbuds back into charging case and try again, or connect
manually.
FREQUENTLY ASKED QUESTIONS
The smartphone cannot find the wireless earbuds.
Check whether the earbuds power is switched on or not.
Does the status LED light flash red and blue alternatively?
If the wireless earbuds still haven’t been found after switching power on,
please restart both the earbuds and the bluetooth search on your phone.
There is something wrong with the wireless earbuds while using them.
Please try to re-connect with the smartphone after turning it on and
restarting the earbuds. Check the charging status of the earbuds by putting
them into the charging box until the red LED indicator is on.
Then take them out and let them try to re-connect with your device.
The wireless earbuds always disconnect or make noise when connected to
smartphone.
The wireless earbuds power staus is low, please re-charge it. There is an
obstruction between the mobile device and the wireless earbuds, or the
wireless distance is beyond the signal range. Please do not cover the wireless
earbuds with your hands in order to maintain the continuous stability of the
signal. Try to keep the wireless earbuds and the smartphone in the same
direction.
NOTICE
Keep it away from children: This product is not a toy.
Do not throw or drop this product to avoid any damage.
Do not disassemble or try to repair this product yourself.
Do not clean this product with any chemical solvents.
For charging, please use a charger with DC 5V output.
Keep or use this product at a normal temerature. Do not expose it to a
temperature above 60°/14F. Do not throw it into fire.
FCC Warning
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, and (2) this device must accept any interference received,
including interference that may cause undesired operation.
Any Changes or modifications not expressly approved by the party responsible
for compliance could void the uscr’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 cquipment gencrates 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.
The device has been evaluated to meet general RF exposure requirement. The
device can be used in portable exposure condition without restriction. ]
FCC 1D:2A3Z0-22355