AO M7-BL Active Noise Cancelling Wireless Headphones-User MANUAL
- June 4, 2024
- AO
Table of Contents
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AO M7-BL Active Noise Cancelling Wireless Headphones
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**Get started
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To know more about your M7 Bluetooth headset.
Features
- Bluetooth 4.0
- aptx® audio technology
- Support connecting with 2 phones devices
- iOS show the headset battery power status
How to use
General Function
Basic Buttons Operation
Power on: Press multifunction button for 2 seconds. Blue LED flashes 2 times. Headset turn on.
Power off: Press multifunction button for 3 seconds. Red LED turn off after flashes 2 times. Headset turn off.
Volume adjust: Each press on ‘Volume up’ or ‘ Volume down’ buttons, one level voice volume changes. When volume reaches to Max or Minimum,”Tick” reminding voice occurs.
Play/Pause: Short press multifunction button, music pause. Press it again, music continues.
Previous: in standby status, Long press 2 seconds ‘volume down’ button, music turns to previous one.
Next: in standby status ,Long press 2 seconds ‘Volume up’, music turns to next one.
Answer Call: Short press multifunction button to answer the phone call.
End call: Short press multifunction button, phone call ended.
Reject call: Press ‘Volume up’ button for 2 seconds to reject a call.
Transfer call: During the phone call conversation, press’ Volume up ‘button for 2 seconds, call switches to mobile phone. Press ‘Volume up’ button for 2 seconds again, call switches to headset.
Last number redial: in standby status, continuously press headset multifunction button twice to redial the last number.
Call Mute function: Press ‘Volume down’ button for 2 seconds, call mute. Press
‘Volume down’ button for 2 seconds again, call mute cancel.
Battery Capacity status: When headset connects to iOS devices, iOS devices show the headset battery power status on the upper right corner.
Charging: new headset has enough power for pairing and dialing out for several times. When in low battery, please charging via USB cable for 2 hours. Red LED keep lighting during charging, blue LED keep lighting charging finished.
Reset Mode: Connect the headset to computer via Micro USB cable. When red LED light flashes, headset reset finished.
Pairing (One headset support connecting 2 phone devices )
Pairing with one phone or other device
Make sure the headset is power off. and search for headset. From the list of found devices on your mobile phone , select the headset “F5” to connect it. Follow the instruction to enter “0000” as PIN if the mobile phone reminder to need. Headset or device can be used to play your phone music or dial phone call etc.
Pairing with two phones or other devices at the same time
This headset can support 2 devices multi-connection. It can pair with two mobile phones simultaneously, taking the call from any of them. After completing pairing with the first phone, turns off the headset, then re-do the paring procedure with another phone. Once finished the pairing, restart the headset, it will automatically connect to the Phone or device of Last connected , and short press the two key of “volume +” and “volume -” simultaneously ,can enable the multipoint Connect function, from the list of found devices on another mobile phone, select the headset “M7” to connect it.
Sound quality with Aptx code
Featuring the apt-X codec, the headsets can connect wirelessly to any apt-X enabled devices, vastly improves the quality of Bluetooth streaming, delivering CD-quality sound.
Kit Contents
- 1 X Bluetooth headset M7
- 1 X Charging Micro USB Cable
- 1 X User Manual
Warning
- You must choose a qualified charger from a regular manufacturer to charge the headset.
- you must charge the headset if it has not been used for more than 12 months.
Specification
- Bluetooth version: 0
- Talk time: 5h
- Stand-by time: 160h
- Music play time: 5h
- Wireless range: 10m
- Bluetooth profiles: A2DP/ AVRCP/ HSP /HFP
- Impedance: 16Ω
- Frequency Response: 20Hz—20 KHz
FCC Statement
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.
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.
FAQs
How long should you use AO noise cancelling headphones?****
Just be careful to listen at noise levels that won’t damage your hearing: According to experts, listening for up to 60 minutes at a maximum volume on your device is often safe.
How does AO Active Noise Cancellation work in headphones?****
Noise-cancelling headphones keep an eye on the ambient noise and block it from ever reaching your ears. In order to successfully “cancel out” both sets of sounds when the soundwaves meet, tiny microphones in the earcups or earbuds listen to the frequencies of the ambient noise and then generate the exact opposite signal.
Do AO noise cancelling headphones work both ways?****
The over-ear headphones are typically the most effective noise-canceling headphones. That’s because they have numerous methods for noise cancellation, including completely enclosing your ears and filtering out external noise.
Do AO noise cancelling headphones block everything?****
No pair of ANC headphones can entirely block out all ambient noise. As a result, an attenuation of noise in the first 1000 Hz of around -25 dB is the best you can hope for. Although it doesn’t completely silence all noise, it does lessen ambient intensity by 60–70%.
What happens if you wear AO noise cancelling headphones for too long?****
According to Headphonesty, the pressure from noise-canceling headphones may be the cause of your jaw pain, migraines, ear pressure, and dizziness. After using your headphones for a few hours, you might feel the desire to take them off if the pressure bothers you.
Does noise cancellation protect hearing?****
They are not intended to defend against noise. Modern noise-cancelling earbuds and headphones use soundproofing for higher frequency sounds and active noise control for low frequency sounds to block out undesired background noise. Earbuds and headphones with passive noise cancellation only employ soundproofing.
Does noise cancelling drain battery?****
Your active noise-canceling headphones often consume 20–30% more power in noisy settings. This is due to the fact that active noise-canceling headphones are designed to block out certain sounds, like the hum of an aeroplane engine, which uses more battery power.
Is Active Noise Cancelling healthy?****
The use of noise-cancelling headphones in and of itself is safe for your health. The headphones’ noise cancelling technology performs as advertised with no negative side effects. You shouldn’t be concerned about these headphones harming your health because they don’t release any radiation at all.
Can you turn off AO Active Noise Cancelling Headphones?****
Your iOS or iPadOS device should now display Control Center. Touch and hold the volume slider while wearing your AirPods Max or both AirPods until the extra controls appear. In the bottom-left corner, tap the Noise Control icon. Select Off, Transparency, or Noise Cancellation.
Does noise Cancelling affect sound quality?****
A “Feedforward” technique is used by active noise cancellation headphones to block out background noise. ANC directly influences the sound response rather than the audio file quality, in contrast to wireless headphones, which play back music at a lower bit rate than wired headphones.
How do I know if my AO noise Cancelling is working?****
Place both earbuds in the charging case, let them sit for a short while, and then take them out. Tap the touch sensor while wearing the headphones to activate noise cancellation.
Is it safe to use AO noise Cancelling headphones?****
Noise-canceling headphones are completely safe to wear and provide no health risks. You can use your headphones to drown out background noise knowing that they don’t put your safety or welfare at risk because, unlike mobile phones, they don’t generate low-level radiation.
How much noise can AO noise Cancelling headphones block?****
The amount of damaging noise we are exposed to each day can be reduced by using headphones with active noise cancellation, which can lower incoming sound by up to 45 dB (with an average reduction of roughly 30 dB).
How long is it safe to wear AO headphones?****
If you don’t use your earbuds for too long or too loudly, noise-induced hearing loss caused by them is completely avoidable. Doctors advise adhering to the 60%/60-minute guideline, which states that no music, video game, or movie should be played at more than 60% of its maximum loudness. You should only wear earbuds for no more than 60 minutes at a time.
Can AO noise-cancelling headphones damage your ears?****
Furthermore, ANC technology’s anti-noise is not in any way harmful to your hearing, as has been demonstrated by recognised authorities.
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