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3. microSD™ mode operation with the remote control
Recommendation: Use an microSD™ card to enable audio playback from compatible files stored in an microSD™
memory card.
a. First, connect an microSD™ card to the microSD™ port of the speaker.
b. The speaker will detect the microSD™ card and play the audio files. If the microSD™ card is not automatically
detected, press the MODE button to toggle through the different modes available until the preferred
mode is found — Line In, Bluetooth
, USB, microSD™, FM.
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c. Start streaming audio files directly from the source of choice.
d. Press the
button to play or pause the audio.
e. Press the
/
button shortly to go to the previous or next track.
4. FM (radio) mode
1. Press the MODE button briefly to toggle through the available audio sources and select the FM station.
2. Press the PLAY/PAUSE button on the speaker or on the remote to start searching for radio stations
automatically (in this mode, the PLAY/PAUSE button has a scanner function), in the radio frequency range
between 87.5 and 108.0 MHz. The unit will save the radio stations automatically in the available channels.
Note: An optimal radio signal will depend on device location and the proximity of radio stations. The user
must move the cable antenna to get an optimal radio signal.
5. How to use the recording feature
1. First, connect the microphone, a compatible memory card or USB drive on the speaker.
2. The unit will automatically switch to the USB or microSD™ mode (depending on source inserted) as the default
one to save the recording.
3. Press the REC button on the speaker until REC is displayed on the screen.
4. Start recording, press the REC button to stop and play the recording.
Note: The recording function will only record voice. The speaker will stop playing music while recording with
the microphone. The recording can only be saved on the USB drive.
5. To select and play a recording saved on a USB/microSD™ device, insert the device selected and press and hold
the PLAY button; then, press the "Prev" or "Next" button to select the recording you wish to play.
6. To delete a recording saved on a USB/microSD™ device, insert the device selected and press and hold the PLAY
button; then, press the "Prev" or "Next" button to select the recording you wish to delete. Once selected,
press and hold the REC button to delete the recording.
VI. Advanced operation
Pairing the speaker with wireless devices
Note: Before installing this product, please make sure your device is compatible with Bluetooth
1. Enable the Bluetooth
feature on the selected source and set it to discover the wireless speaker.
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2. Place your wireless device and the speaker not more than one meter away from each other.
3. Next, cycle to the Bluetooth
feature on the speaker by pressing the MODE button found on the media panel
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and select it as the input source. The word Blue blinks fast on the display to indicate that the speaker has
entered into the pairing mode.
4. Once the speaker appears listed under the newly found Bluetooth
select it and wait a few seconds for pairing.
5. When pairing is successful, the word Blue stops blinking indicating that the Bluetooth
seconds the pairing process fails, please repeat steps 1 through 5 described above.
6. You can now start streaming audio through the speaker wirelessly from your favorite Bluetooth
devices.
7. The speaker will re-pair automatically to the memorized device when the BT mode is selected on the unit
after being turn off and on again.
8. To unpair the speaker, the user needs to deactivate the Bluetooth connection directly from the paired mobile
device.
.
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devices (KLS-662) of your wireless device,
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is connected. If after 60
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-enabled
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TWS audio functionality
- To test the TWS function, Power ON both units.
- Set each unit to Bluetooth
mode.
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- On one of the units (this becomes the master unit), press and hold the MODE/TWS button, until the t-ON
message is displayed on the unit, followed by a tone emitted on both units. Units are now paired.
- Using the Smartphone, turn on the Bluetooth
(pair) to it.
- Perform the audio test (from Smartphone music library or YouTube) and ensure audio is playing on both
speakers at the same time.
- To unpair TWS mode, press and hold the MODE/TWS button until the t-OFF message is displayed on the
unit, followed by a tone emitted on both units. Units are now unpaired from TWS mode.
Note 1: Once the Bluetooth
test is done proceed to unpair the mobile device from the speaker.
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Note 2: If the speaker is in TWS mode when is turned on, it will still be in TWS mode when it is turned on again.
VII. Troubleshooting
Problem
1: There is no input sound source connected
The speaker is On but there is no sound
2: Volume knob is in the lowest position
3: USB/microSD™ is not connected
1: The volume is too loud
Sound is distorted
2: Audio file error
1: The song format is not compatible with the
There is no sound coming from
file format.
the USB/microSD™ files
2: The USB/microSD™ audio source is not inserted
properly
1: The microphone jack is not fully plugged in
There is no sound coming from
2: The microphone switch is not on
the microphone
3: Microphone volume is in the lowest position
1: The unit doesn't search radio channels, or the
Problem to reproduce an FM station
transmission is not clear
There is noise/interference coming
1: The wired microphone is used too close to
the speaker
from the speaker
2: The wired microphone switch is on, but the
microphone is not in use
3: The microphone volume is too loud
4: The mobile phone is too close to the speaker
5: There are other devices too close to the speaker
connection fails
Bluetooth
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1: Bluetooth
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2: Bluetooth
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is no sound
3: Bluetooth
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not enough
option and search for the speaker ID KLS-662 and connect
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Possible cause
Solution
1: Connect an input sound source
2: Adjust the volume
3: Insert a USB/ microSD™ audio source
1: Turn the volume down
1.a: Adjust the Bass/Treble frequencies and
the main volume
2: Check and change the audio file
1: The file should be a MP3/WMA music file
1.a: Check the USB size (if the file is bigger
than 2G the unit will take longer to
reproduce the file)
2: Insert the USB/microSD™ audio source
properly
1: Plug the microphone jack correctly
2: Turn on the microphone
3: Adjust the volume of the microphone
1: The FM antenna is not properly expanded
2: Try to position the antenna in a
different angle
4: Try the "Auto scan" function
1: Do not let wired microphones point
directly at the speaker
2: Turn off the wired microphone if not in use
3: Turn down the volume of the microphone
4: Keep the mobile device away from the
speaker during calls
5: Keep the speaker away from other sources
of interference
connection is disconnected
1: Find the right device name (KLS-662) or
press and hold the REPEAT button to
restore factory settings
connection is established but there
2: Confirm that you are connected to the
right device (KLS-662)
connection effective distance is
3: Try to keep away from barriers, such as
walls, glass, etc.
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