HINERSOUND K20 Kids Wireless Open-Ear Headphones User Manual

HINERSOUND K20 Kids Wireless Open-Ear Headphones

What’s in the box

Description Of Parts

How It Works

Power On/Off

• Power On: Press and hold the power button for 2 seconds to turn on.
• Power Off: Press and hold the power button for 2 seconds to turn off.
• Auto Power Off: If not connected to a playback device after power on, the headphones will automatically power off after 3 minutes.

Bluetooth Pairing

1. When using for the first time, press and hold the power button until the LED Indicator flashes red and white alternately. The prompt voice will say “Bluetooth pairing”
2. Go to your device’s Bluetooth settings and connect to ” HINERSOUND K20″, the indicator light will stay white and prompt voice will say ” Bluetooth connected.”
3. To disconnect the Bluetooth: Pause the Bluetooth device’s play, simultaneously press and hold the” + “and “- “buttons for 3 seconds to disconnect the Bluetooth connection. The indicator light will flash red and white alternately and prompt voice will say ” Bluetooth disconnected.”

Volume Control / Music Control

Note: Volume Limit: An audible prompt “tone” will sound when the volume reaches its maximum level.

Call Functions

Charging Instructions
When the headphones have low battery, the indicator light will flash red every 10 seconds, accompanied by the prompt “Battery level low,Please recharge headset.” Use a USB Type-C charging cable to charge the headphones . The red light will remain illuminated during charging and will turn white when fully charged.

Switching Sound Modes

To switch between sound modes: While the headphones are powered on, double- click the power button to alternate between Outdoor Mode(94dB), Kids Mode(85dB) and Toddler Mode（70dB).

Dual Device Connection Function

• Steps1. Turn on the headphones . Connect the headphones to Device A.
• Steps2. Disconnect the headphones from Device A. The headphones will enter into pairing mode.
• Steps3. Connect the headphones to Device B.
• Steps4. Manually reconnect the headphones to Device A.

Specifications

• Premium 16.2MM Dynamic Driver * 2
• Input ：5 V 100mA
• Frequency Response: 20Hz-20KHz
• Bluetooth Version : Support Bluetooth V5.3
• Bluetooth Transmitter Frequency Range: 2400-2483.5MHZ
• Bluetooth Transmitter Modulation: -96dBm@GFSK, -95.5dBm@π/4 DQPSK, -88.5dBm@8DPSK modulation
• Battery Type: Lithium-ion Polymer (3.7V, 110mAH)
• Bluetooth range: 10 m/ 32.8 ft

Safety Information

Note: Please read carefully the following information before using it.

Usage Environment:

• Store the product and accessories within a temperature range of -10°C to +45°C The working temperature should be 0°C to +40°C. Don’t use the product at excessively high or low temperatures that may lead to device malfunctions.
• Do not expose the product to temperatures above 45°C, or place it near heat-emitting devices such as direct sunlight, heaters, microwaves, ovens, or water heaters.
• Avoid using the device in dusty or humid environments to prevent internal circuit failures.

Battery and Charging:

• This device is equipped with a non-removable built-in battery. Do not attempt to replace the battery yourself, as it may result in device malfunction or battery damage. The use of unauthorized or incompatible batteries may lead to fire, explosion, or other hazards.
• Recycle rechargeable batteries in accordance with local laws.
• Do not expose this device or the batteries to fire, excessive heat or excessive humidity.
• Please use original or certified cables and power adapters that meet standard requirements for charging. Reference standards: Input voltage AC 100V-240V 50/60Hz, output voltage 5V, output current 0.5A or above.

Repairs and Protection:

• For all repair services, please consult qualified service person. Do not attempt to disassemble or repair the device yourself when it is damaged. Contact customer service for repair assistance. Do not insert any sharp objects into the device.
• Clean the headphones regularly, gently wipe its surface with a soft cloth or paper towel to remove the dust and dirt. Avoid using chemicals or strong cleaners that may potentially damage the headphones’ surface.

Hearing Safety

• To avoid hearing damage, do not listen for extended periods at high volume.
• Do not turn the volume so high that you’re unable to hear your surroundings.
• Do not use earphones while driving.
• You should use caution or temporarily discontinue use in potentially hazardous situations.

RF exposure statement
This equipment complies with the FCC radiation exposure limits set forth for an uncontrolled environment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

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.

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.

NOTE 2: Any changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

Warning:

• This product and its accessories may contain smallparts . Children under 14 years old should use the product under adult supervision.
• All packaging materials, such as tapes, trays, labels, etc., are not part of the product and are not suitable for children’s play. Please handle these packaging materials properly.

Technical Support

• Email: [email protected]
• Website: www.hinersound.com
• Hinersound_official
• hinersound
• Hinersound
• hinersound_official

Disclaimer:
This manual is subject to update without notice.

Electronic download address：

• www.hinersound.com
• KIDS WIRELESS OPEN-EAR HEADPHONES

References

• Heath, Joy, Sound Combined Open Ear Kids Headphones - Hinersound

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