Wulanda BH728A Active Noise Cancelling Wireless Headphones Instruction Manual
- June 14, 2024
- Wulanda
Table of Contents
- Wulanda BH728A Active Noise Cancelling Wireless Headphones
- Product Information
- Important safety information
- Description of the appliance
- Specifications
- Battery charging
- Pair headphone with Bluetooth devices
- Noise Canceling and Transparency Function
- Controls when listening to music
- Troubleshooting
- Label
- FCC warning
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
Wulanda BH728A Active Noise Cancelling Wireless Headphones
Product Information
- Model No.: BH728A
- Product Description: Active Noise Cancelling Wireless Headphones
Important Safety Information
WARNING: This headphone is not waterproof. To prevent a fire or shock hazard, do not place any container filled with liquid near it (such as a vase or flower pot) or expose it to dripping, splashing, rain, or moisture. To prevent a fire hazard, do not place any naked flame sources (such as a lighted candle) on the headphone.
Description of the Appliance
Specifications:
- Bluetooth Solution : JL7018
- Bluetooth version: V5.3
- Support agreement: A2DPv1.3, AVRCPv1.5, HSPv1.2, HFPv1.5, SBC, AAC
Battery Charging
The headphone’s battery must be recharged before use. The headphone’s
battery must be charged with the Type C cable included in the package as an
accessory.
To charge the battery:
- Connect the Type C end of the cable to the appropriate charging port of the headphone.
- Connect the USB plug on the other end of the cable to a USB port on a computer or wall charger.
- When recharging begins, the LED indicator on the headphone will light red. Full recharging requires about two hours. When recharging is completed, the red LED indicator will turn off. When the battery is approaching depletion, a “Low Battery” sound will be heard in the headphone at 5-minute intervals.
Note: Battery recharging time and usage time may vary depending on ambient temperature and frequency of use. Do not place metal objects near the headphone’s charging port, as dangerous electrical shorts or abnormal heating may occur. Please do not attempt to change the rechargeable lithium battery, as it should last the lifetime of the headphone. Dispose of used batteries/electronics properly, as they contain toxic substances. Turn off your headphone after usage to extend battery life.
Pairing Headphone with Bluetooth Devices
- Hold the MFB button for 3 seconds until you hear “Power on.” The blue LED indicator will flash, and the headphone will enter pairing mode (the LED indicator will flash blue and red).
- If the headphone is not connected to a device while in pairing mode, it will automatically turn off within 5 minutes if no action is taken.
- Turn on the Bluetooth device you wish to pair with and keep it within one meter range of the headphone.
- Search for the pairing name “165ANC” in your device’s pairing list.
- Select/click the pairing name “165ANC” until you hear “Device connected” voice prompt.
Paired headphones will flash the blue LED twice quickly when calling or pausing music play. There will be no LED indicator when playing music.
Notes:
- If the headphone is already paired with a device, it will alternately connect when both devices are powered on and within 1m range. If you want to pair with another device, please disconnect the previous device first.
- If the pairing is not successful, please switch off the headset first and then re-pair again.
Noise Cancelling and Transparency Function
When you click the ANC button, you will hear “ANC ON,” and you can enjoy
the headphone in Noise Cancellation mode. When you need the transparency
function, you can click the ANC button again. When you don’t need the Noise
Cancellation and Transparency function, please click the ANC button again, and
you will hear “ANC Off,” and the green light will turn off.
Instruction Manual
Model No.: BH728A
DESC.: Active Noise Cancelling Wireless Headphones
- Thank you for purchasing this Bluetooth headphone.
- Please read this instruction and warnings carefully before use to ensure safe and satisfactory enjoyment of this product.
Important safety information
- Adjust the headphone sound to the proper volume. Loud sound may damage your hearing.
- Don’t turn the volume so high that you can’t hear what’s around you.
- Use cautiously or temporarily discontinue use in potential hazardous situations.
- Do not use the headphone while ridding a bicycle, motor bike, or driving a car. The use of headphone may cause a traffic hazard and is illegal in many areas.
- Not exposure or toss headphone into a fire. It will probably caused an accident
- Don’t disassemble headphone if you are not an expert.
- Place out of reach of small children to prevent accidental ingestion of small parts.
WARNING
- This headphone is not waterproof. To prevent a fire or shock hazard, do not place any container filled with liquid near it (such as a vase or flower pot) or expose it to dripping, splashing, rain or moisture.
- To prevent a fire hazard, do not place any naked flame sources (such as lighted candle) on the headphone.
Description of the appliance
Specifications
- Bluetooth Solution : JL7018
- Bluetooth version: V5.3
- Support agreement: A2DPv1.3,AVRCPv1.5,HSPv1.2, HFPv1.5, SBC, AAC
- Operating distance: 10M
- Battery: 500mAh
- Charging time: about 2 hours
- Music playing time : up to 45hours
- Driver Unit : Ø40mm
- Frequency Range: 20Hz-20KHz
- Noise reduction performance: up to -30dB
Battery charging
- The headphone’s battery must be recharged before use.
- Headphone’s battery must be charged with the Type C cable included in package as accessory.
- Connect the Type C in the cable to the appropriate charging port of the headphone, and the USB plug on the other end to a USB port on a computer or wall charger.
- When recharging begins, the LED indicator on the headphone will light red.
- Full recharging requires about two hours; when recharging is completed, the Red LED indicator will turn off.
- When the battery is approaching depletion, will be heard “Low Battery” in the headphone at 5min intervals.
Note
Battery recharging time and using time may vary depend on ambient temperature
and frequency of use.
Do not place metal objects near the headphone’s charging port, since dangerous
electrical shorts or abnormal heating may occur.
- Please don’t attempt to change the rechargeable lithium battery that should last the lifetime of the headphone. Please don’t dispose used batteries/electronics with ordinary solid waste, since they contain toxic substances.
- Please turn off your headphone after your usage to get a longer battery life.
Pair headphone with Bluetooth devices
- Hold MFB button for 3 seconds before you hear Power on. The blue LED indicator flashing , and then enter the pairing mode (the LED indicator’s flashing blue and red)
- When in the paring mode, if not connect to device, the headphone will automatically turn off within 5 minutes if no action.
Turn on the bluetooth device you wish to pair with, and keep it within one meter range of headphone. Search for the pairing name “165ANC” in your device pairing list. Select/click pairing name “165ANC” till you hear voice “device connected”
Paired headphone will flash blue LED twice quickly when calling or pausing music play. No LED indicator when playing music.
Notes:
- When the headphone already paired with a device, it will alternately connect when both devices powered on and stay within 1m. If you want to pair with another device, please disconnect the previous device first.
- If the pairing is not successful, please switch off headset firstly and then re- pair again.
Noise Canceling and Transparency Function
When you click the ANC button , you can hear “ANC ON”, then you can enjoy the headphone in Noise cancellation mode. When you need transparency function, you can click ANC button again. When you don’t need the Noise cancellation and Transparency function, please click the ANC button again, you can hear “ANC Off”, and green light will turn off.
Gaming Mode
- When you click the Noise Canceling button twice quickly , you can switch into gaming mode, then you will hear “gaming mode”.
- The same operation to turn off gaming mode, and you will hear ‘gaming mode off” .
Making calls with the headphone
Functions | Status of headset | Operation |
---|---|---|
Volume up | Conversation mode | Short press “+” button |
Volume down | Conversation mode | Short press “ – “ button |
Answering calling | Ringing | Short press MFB button |
Reject calling | Ringing | Press and hold MFB button for one second, and release |
Activate SIRI | Standby mode | Triply Press MFB button, and hear DIDI indicator |
sound.
Last number redial| Standby mode| Twice Press MFB button
Notes:
- Not all the mobile phones support all the functions listed above. Please refer to the instruction of your mobile phone. Some functions and indication tones may vary with mobile phones
Playing Music
To use the wireless headphone to listen to music from a bluetooth device, you
must firstly perform pairing with the bluetooth device.
Controls when listening to music
Functions | Status of headphone | Operation |
---|---|---|
Play | pausing | Short press MFB button |
Pause | Playing Music | Short press MFB button |
Previous Track | Playing | Long press Volume – button |
Next Track | Playing | Long press Volume +button |
Volume + | Playing | Short press Volume + button |
Volume – | Playing | Short press Volume – button |
When sound volume is set to maximum or minimum levels aDIDI sound will be produced from the headphone.
Disconnecting from the bluetooth device
Hold the wireless headphone bluetooth button for about seven seconds to turn
off the power.
Troubleshooting
Problem | Remedy |
---|---|
Power won’t turn on | Recharge the wireless headphones |
The batteries will not charge |
- Confirm that computer is ON.
- Confirm that computer is not in power-saving mode.
- Confirm that accessory USB to Type-C cable is securely connected to both the wireless headphone and computer.
Can’t perform pairing| Place the wireless headphones and bluetooth device
closely together when performing pairing
Can’t perform bluetooth connection|
- Confirm that power is turned on for both wireless headphones and bluetooth device.
- Confirm that bluetooth function is turned ON in the device you are connecting to
No sound when playing music|
- Confirm that power is turned on for both wireless headphones and bluetooth device.
- Confirm that connection with bluetooth device is set for profile A2DP.
- Confirm that the connected music playback device is set for PLAY. Confirm that sound volume controls on both wireless headphones and music playback device are set to appropriate levels.
Sound is distorted when playing music| Check that no other devices utilizing
the 2.4GHz wavelength are nearby, and that no obstructions black the signal
path.
Can’t use the hands-free operation| Confirm that wireless headphones and
bluetooth device are connected using the profile HFP or HSP. If connection
that to the bluetooth device is in profile A2DP, it may be necessary to change
connection profiles(depending on the specifications of the bluetooth device).
Communication distance is short, sound is garbled.| Check that no other
devices utilizing the 2.4GHz wavelength(including microwave ovens, wireless
radios, etc.) are nearby. and that no obstructions block the signal path.
Label
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference, and
- This device must accept any interference received, including interference that may cause undesired operation.
FCC warning
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.