KEJI T20 Stereo Headset Instruction Manual

KEJI T20 Stereo Headset

Product Information

Specifications

• Model: [Insert Model Number]
• Dimensions: [Insert Dimensions]
• Weight: [Insert Weight]
• Power Source: [Insert Power Source]
• Frequency Range: [Insert Frequency Range]
• RF Exposure Requirement: General RF exposure requirement met

Product Usage Instructions

Connection
To use the device, follow these steps to connect it properly:

1. Identify the appropriate ports on the device and the receiver.
2. Ensure that both devices are powered off.
3. Connect one end of the cable to the corresponding port on the device.
4. Connect the other end of the cable to the corresponding port on the receiver.
5. Once the connections are secure, power on both devices.

RF Exposure Condition
The device can be used in portable exposure condition without any restrictions. This means you can carry and use the device in various locations without worrying about RF exposure limitations.

Troubleshooting
If you experience any issues with the device, try the following troubleshooting steps:

1. Check all connections to ensure they are secure.
2. Ensure that the device and receiver are both powered on.
3. If the issue persists, consult the dealer or an experienced radio/TV technician for further assistance.

Frequently Asked Questions (FAQ)

• Can I use the device in areas with high RF exposure?
  Yes, the device has been evaluated to meet general RF exposure requirements and can be used in portable exposure conditions without any restrictions.

• What should I do if I experience connectivity issues?
  First, check all connections to ensure they are secure. If the issue persists, consult the dealer or an experienced radio/TV technician for further assistance.

• Is there a warranty for this product?
  Please refer to the product documentation or contact the manufacturer for information on warranties and support.

Specifications

• BT Version V5.3
• Working Range >Up to 10m
• Speaker size 13mm
• Impedance 320
• Mic Type Silicon Microphone (MEMS Microphone)
• Mic Sensitivity -32dB +3dB
• Speaker Power 18mW*2
• S/N Rate ≥70DB
• THD ≥5%
• Frequency Response 20Hz-20KHz
• Playing time Upto 4 hrs
• Earphone battery 33mAh
• Charge case battery 280mAh

Product schematic diagram

In the box

• BT Earphone x 2
• Charge Cable x 1
• Charge Case x 1
• Manual x 1

Usage Instruction

1. Don’t attempt to disassemble the unit and change any part, except there is operation method mentioned In the manual.
2. Don’ t expose the unit to liquid, moisture or humidity, since it is not a waterproof product.
3. Disconnect the unit with your Bluetooth device and move it to the safe area if the liquid get Inside the unit.
4. Don’t assemble or disassemble the unit to avoid electric shock, if there is water on your hands.
5. Don’t expose the unit to extremely high temperatures or dispose of the unit In fire as it will result in an explosion.
6. Don’t place the unit in an electromagnetic Interference environment to avoid malfunction.

Operation Instruction

• Turn On:

  • Method 1: Bring both earphones out from the charging case, the earphones will turn on automatically.
  • Method 2: Press and hold on the touch zone 3s to turn on the earphones
    Note: When the earphone is undercharging, it can not be turned on.

• Turn Off:

  • Method 1: Press and hold on the touch zone 3s to turn off the earphone.
  • Method 2: Put the earphone back into the charging case, the earphone will turn off automatically.
    Note: The earphones will turn off if it has not received a signal for approx.5 minutes. The earphones will turn off if the distance exceeds 10-12M and no signal received within approx. 5 minutes.

• TWS Pairing (R &L earphones TWS Pairing)
  Bring both earphones out from the charging case, the earphones will automatically turn on and pair with each other successfully within 1mins.
  Note: if R&L earphones do not pair successfully after turn on for a while, press and hold on the touch zone on both earphones 6-8s to turn off the earphones. Then turn on both earphones again, they will pair with each other automatically.

• Two earbuds automatic switch:
  After left and right earbuds paired, any one earbuds put in the charging case,it will turn off. The earbud not put in charging case,still work normally.

• Connect with BT:
  Turn on the device of BT and find “T20” to pair.

• Playing music
  After connecting successfully, the operation is as follows:

  • Previous track; Short press the touch zone of left Earpod 2 times will return you to the previous track
  • Next track: Short press the touch zone of right Earpod 2 times will take you to the next track
  • Increase Volume: Short press the touch zone of right Earpod 3 times to increase the volume
  • Decrease Volume: Short press the touch zone of left Earpod 3 times to decrease the volume
  • Pause/Play : Short press the touch zone of one Earpod will resume the music

• Hands free function (two earbuds paired)

  • Answer incoming call: Short press the touch zone of any Earpod to answer an Incoming call.
  • Reject Incoming Call: Press the touch zone of any Earpod for 2 seconds and release
  • End call: After your phone conversation, Short press the touch zone of any Earpod..

• Handsfree function (Single earbud)

  • Answer incoming call: Short press the touch zone of any Earpod to answer an incoming call.
  • Reject Incoming Call: Press the touch zone of any Earpod for 2 seconds and release.
  • End call: After your phone conversation, Short press the touch zone of any Earpod.

• Active SIRI voice assistant:(Only support IOS system)

  • Activate voice assistant: touch the touch zone for 2S to turn on.
  • turn off voice assistant: after activate the voice function, short press button for 2S to turn off.

• Charging earbuds
  when earbuds put in the charging case, The display will show whether it is being charged, and when it is fully charged, the display bar will automatically turn off.

• Charge the charging case
  Charge the charging case. The display will show thecharging progress and 100 when fully charged.
  (Note: Be sure to use a 5V1A adapter to charge the charging case. It is prohibited to use other adapters with a voltage higher than 5V)

Name and content of hazardous substances in products

Warranty statement

No warranty service will be provided if the headset is damaged due to the following reasons:

1. Abnormal use: the headband and microphone handle cable of the headset are broken, the s ignal cable is broken, and the ear shell is broken.
2. Improper storage: For example, the earphones are exposed to high temperature, high humidity, high voltage, strong electromagnetic field and other environments for a long time, which makes the speakers, microphones and batteries aging and damaged rapidly.
3. Maintenance not authorized by the company.
4. Do not disassemble or modify the equipment and its accessories without authorization, other wise, themodified equipment and accessories will not be covered by our warranty.
   • Please read the instructions carefully before using this product.
   • If the contents recorded in the warranty card are inconsistent with the product, no warranty service will be provided.
   • Earphone sleeves, earmuffs, sponge pads, and scr atches on the shell are not covered by the warranty. Please bring this card and valid purchase certificate when requesting warranty service. Please keep this card and valid purchasevoucher properly. Please do not modify the warranty card and purchase voucher otherwise it will be deemed invalid.
   • The company reserves the final interpretation right of the after-sales service regulations of the product.

FCC Statement

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.

Any 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.

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction

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