CHENGTAI KLV-61 Open Wireless Headset User Manual
- June 14, 2024
- CHENGTAI
Table of Contents
CHENGTAI KLV-61 Open Wireless Headset
Product Information
Specifications
- Compliance: FCC Part 15
- Conditions: Must not cause harmful interference; must accept any received interference
- Radiation Exposure: Complies with FCC limits for uncontrolled environments
Product Usage Instructions
Warnings
It is important to adhere to the following warnings:
- This device must not cause harmful interference.
- The device must accept any interference received, including that which may cause undesired operation.
- Avoid making changes or modifications not expressly approved by the responsible party as it could void the user’s authority to operate the equipment.
Compliance
Ensure that the device is operated in compliance with FCC regulations for
radiation exposure limits in uncontrolled environments.
Operating Instructions
- Power on the device by pressing the designated power button.
- Follow the specific usage instructions provided in the user manual for optimal performance.
- Monitor the device for any signs of interference or undesired operation.
- If encountering issues, refer to the troubleshooting section of the user manual or contact customer support.
FAQ
-
Q: What should I do if the device is causing interference?
A: If the device is causing interference, try repositioning it or moving it away from other electronic devices. Ensure that the device is operating within the specified guidelines. -
Q: Can I modify the device for better performance?
A: No, any changes or modifications not approved may void your authority to operate the equipment. Contact customer support for assistance.
OVERVIEW
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Touch Controls: Manual power on/off,
Touch control: Manually power on/off, pause/play, answer/hang up call, previous/next track, voice assistant. -
LED indicator and microphone port.
-
Earphone Charging Contacts.
-
Charging case indicator light.
-
Type-C Charging Port.
Power On/Off
Power On:
The earbuds automatically power on when the charging case is opened, with a
white LED indicator lighting up for 1 second and a “Power on” prompt tone.
Touch and hold for 5 seconds to manually power on the earbuds when they are
off; the white LED indicator will light up for 1 second with a “Power on”
prompt tone.
Wireless Pairing
For first-time pairing, the earbuds enter Wireless pairing mode after power
on, with the white LED indicator flashing slowly. Turn on Wireless on your
phone, select “KLV-61” from the Wireless list to pair. Once successfully
paired, you will hear a “Connected” prompt tone, and the earbuds’ white LED
indicator will stay on, indicating the earbuds are connected to the phone. If
not paired, the earbuds will automatically power off after 5 minutes. Upon
subsequent power ans, the earbuds will enter reconnection mode automatically.
If a previously paired device is nearby, they will reconnect automatically. To
pair with a new device, turn off the Wireless connection of the previously
connected device while the earbuds are in pairing mode, and the earbuds will
enter device pairing mode automatically.
Power Off
The earbuds automatically power off when placed back into the charging case
and the lid is closed. Touch and hold for 5 seconds to manually power off the
earbuds while they are on. Powering off one earbud will turn both off
simultaneously; the orange light will stay on for 1 second, with a “Power Off”
prompt tone. If you only want to use one earbud, simply place the other back
into the charging case and close the lid. The earbuds will automatically power
off after 5 minutes of no connection or when the battery voltage drops below
3.2V.
Factory Reset
The earbuds are factory paired. If pairing is disrupted and needs to be
restored, touch either earbud 6 times continuously without a Wireless
connection: the white and orange LED indicators will flash rapidly. The
earbuds will reset to factory settings. Wait about 10 seconds and then
reconnect the device following the wireless pairing steps.
Common Functions
- Pause/Play: Double-tap either earbud.
- Previous Track: Triple-tap the left earbud.
- Next Track: Triple-tap the right earbud.
- Answer Call: Double-tap either earbud when receiving a call: you will hear a “beep”.
- Hanging Up: Double-tap either earbud during a call; you will hear a “beep”.
- Rejecting Calls: Long press on the touch area of either earbud for 2 seconds during an incoming call; you will hear a “beep”.
- Wake/Exit Voice Assistant: While connected to a phone, long press the touch area of either earbud for 2 seconds to wake the voice assistant; long press again for 2 seconds to exit.
Indicator Light Status
- Earphones:
- Power On: The white LED indicator lights up for 2 seconds.
- Power Off: The orange LED indicator lights up for 1 second.
- Awaiting Connection: The white LED indicator flashes slowly.
- Connected to Device : The white LED indicator stays on.
- Low Battery Alert: The earbuds’ orange light flashes once every 5 seconds.
- During Earbuds Pairing: For factory reset, the white and orange LED indicators flash rapidly.
- Charging Case:
- Charging: During charging, the red LED indicator stays on; it turns off when the battery is fully charged.
- Earbuds Charging in Case: The LED indicator stays on while the earbuds are charging: it turns off when the earbuds are fully charged.
Product Specification
- Wireless version: V5.4
- Operating temperature: -5C’ to 45C’
- Operating voltage: 3.0V-4.2V
- Battery capacity: Earbuds [60mAh], Charging case [400mAh]
- Number of charges provided by the case: 3 times
- Charging time: About 90 minutes
- Standby time: 10-20 days
- Music time: About B hours (at medium volume)
- Talk time: About 7 hours
- Connection distance: 15 meters
- Audio decoding: AAC, SBC
- Frequency (HZ): 20Hz-20KHz
Accessories
- One USB cable
Notes
- Prevent dropping, impacting, twisting, scratching, or submerging earphones.
- Maintain distance from magnets during earphone usage.
- Avoid exposing the product to extreme temperatures or humidity.
- To avert hearing impairment, maintain volume at moderate levels and limit prolonged high-volume music listening to prevent permanent hearing damage or deafness.
- Refrain from using earphones while driving, cycling, crossing roads, or during activities requiring full attention.
- After charging, unplug the charging cable to prevent prolonged charging. Charger output should not exceed 5V/1.5A, as exceeding these specifications may lead to product damage and void the warranty.
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, 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 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, under 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 by 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 equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.