coumi TWS-824A True Wireless Stereo Earbuds User Guide

coumi TWS-824A True Wireless Stereo Earbuds

Package Contents

1. True Wireless Earbuds ith Medium Eartips X1

2. Charging Case X1Charging Case X1

3. Large Eartip X2
   Small Eartip X2

4. User Guide X1

5. Micro USB Charging Cable X1

Product Overview

Earbuds

Charging Case

Wearing Guide

1. 1. Select eartips of the most fitting size provided( large,medium,small).
2. Please install the fitting eartips on the earphone.
3. Pick up the earbuds accordingly (R/L), and rotate the earbuds according to the direction of the arrows for more stable fitting.

Instruction

1. Before the first charge, please remove the insulation sticker on the earbuds charging contacts.Then, put the eabuds back to the charging case to charge. Pick up either or both earbuds from the charging case, and put them on.
2. You will hear the ”Power on” tone when they turn on automatically and pair wit each other. Red and blue lights flash alternately, then go out.
3. Bluetooth connection
   Turn on your device’s Bluetooth and search for “Coumi H10” and you’ll hear “Connect” tone when earbuds are connected.

Either earbud can be used seperately.
The earbuds can be automatically re-connected to the last connected devices.

Technical Specification

• Item Number: TWS-824A
• Bluetooth Version: 5.0
• Bluetooth Profiles: HFP/HSP/A2DP/AVRCP Wireless Range: 360° 10M
• Music Time : Up to 4.5 Hours
• Used with the Charging Case: Up to 13.5 Hours
• Charging Time: 2
• Charging Parameter: Earbuds : 5v/50
• Charging case: 5v/235mA
• Battery Type : Lithium ion battery
• Earbuds: 3.7V/55mAh
• Charging Case: 3.7V/300mAh
• Frequency Response: 20Hz-20KHz
• Sensitivity: 98±3dB
• Battery Life:
  Due to different systems, audio formats,personal usage habits (such as volume) of mobile phones and other devices, the battery life may vary for the specific situation.

Operation

Earbuds Operation Guide

Light indicator

Charging case status/LED indicator Status

• Case on Charge
  Each lamp represents 25% of the power supply, one lamp is fully charged and one lamp is perma- nently lit, the other lamps are in running mode.

• Case Fully Charged
  Lights are always on

Earbuds Light Indicator

Earphone status/Earbuds light state

• Power on
  Flash 1 second

• Pairing Status
  Dual earbuds with blue and red lights flashing alternately

• Connected
  Dual earbuds light off

FAQ

1. The earbuds do not turn on.
   Please confirm the earbuds have power left, if not charged please charge up and then power on.

2. Unsuccessful Bluetooth Pairing.
   Make sure that the earbuds are turned on and in pairing state, the pairing distance is kept within 1m.

3. Some Bluetooth devices require a pairing password
   Please enter “0000”

4. Automatically Re-connect
   After Power on, it will automatically re-connect to the last connected device.

5. How long will it turn off automatically when it doesn’t connect?
   The earbuds will automatically turn off after 10mins if it doesn’t connect with Bluetooth devices.

6. If the left and right earbud don’t sync or connect the phone because the earbud is in re-connection mode or other mode, or if you can’t find your preferred Bluetooth device, you can restore a factory reset：
   Headset in the charging case, at the same time, long press the left and right side of the headset 10s, until the blue light flash 3 times, clear the pairing is complete, the headset then automatically restart, reconnect TWS, enter the state of phone pairing.

wARNING

1. Do not remove or modify the earbuds for any reason, otherwise the earbuds may malfunction or burn, electronic breakdown or even completely damage the product.
2. This product has built-in electric lithium-ion battery. It is forbidden to disassemble, impact, squeeze or put into fire. If there is serious swelling, please do not continue to use it.
3. ℃ ℃ Do not place the device in an environment where the temperature is too low or too high (below 0 or 45 or above).
4. Do not use the device during thunderstorms. Thunderstorms can cause the device to malfunction and increase the risk of electric shock.

• This product has been inspected and qualified*

FCC STATMENT

FCC ID：2AG68-TWS-824A

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 radi 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
  Changes or modifications not expressly approved by the party responsible for compliance couldvoid the user’s authority to operate the equipment.

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.

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