Qisebin E9 Active Noise Cancelling Headphones Bluetooth Headphones-Complete Features/User Guide

Qisebin E9 Active Noise Cancelling Headphones Bluetooth Headphones

Specifications

• WIRELESS: Bluetooth 5.0
• TRANSMISSION DISTANCE: >15m
• FREQUENCY: 20Hz-20kHz
• NOISE REDUCTION DEPTH: -33dB
• S/N: 100dB
• DISTORTION: ≤1%
• CHARGING TIME: 4 hours
• LIFE TIME: 30h
• POWER SUPPLY: Lithium battery or Micro USB cable
• PRODUCT DIMENSIONS : 6 x 5 x 3 inches
• ITEM WEIGHT : 1.59 pounds
• BRAND : Qisebin
• EAR PLACEMENT : Over-Ear
• COLOR : Gold
• CONNECTIVITY TECHNOLOGY : Wireless, Active Noise Cancellation, Bluetooth, 30 Hours Playtime
• MODEL NAME : QIMDE9-E5

Introduction

ANC (Active Noise Cancelling) technology advancements. For work, vacation, and anywhere in between, E9 can work better and drastically reduce noise. Quiets airline cabin noise, city traffic, or a noisy office, allowing you to concentrate on the desired sounds. Excellent for noise cancellation on long aircraft flights or in busy urban areas. It has Extraordinary Sound Quality, and audio codecs for AAC. At any volume, they will provide you with a rich, intense, and immersive sound, enhancing your overall listening pleasure. We constantly strive to achieve the objective of giving our customers superior sound quality. It has Bluetooth 5.0 and CVC HD Calls. It is easier for you to speak with people since the high-quality built-in microphones offer CVC HD calls, the business class conversations even in windy or noisy conditions. Your Bluetooth-enabled devices should connect to each other quickly and reliably thanks to Bluetooth 5.0. >15 m for Bluetooth transmission distance.

Superior Soft Ear Cushions and High-Quality Material Enjoy high-quality, long- listening comfort, increased durability, and comfort. It is a Lightweight, skin-like, and comfy around-the-ear fit that you can wear all day. The foldable shape is made to save room in your travel bag, making it ideal for excursions. It has a Powerful Battery, Continuous Listening. Your E9 Bluetooth Headset will continually work for up to 30 hours in Bluetooth Mode or for up to 20 hours when both Bluetooth and ANC Mode are turned on. It has a built-in 800mAh battery that only requires a single charge. For any journey, I am easily capable!

WHAT’S IN THE BOX

• Protective Case
• 5mm Audio Cable
• Cable
• User Guide

HOW TO ACTIVATE

Press the ANC button once to turn on Active Noise Cancelling (ANC). To show that ANC is on, the switch’s LED will become GREEN. Please keep in mind to turn off the ANC feature when not in use to save battery depletion. Even with the headphones turned off, the ANC feature can be engaged.

HOW TO SETUP

• Peel off the earpads to remove them.
• Take off the insulating foam from the earplugs.
• Create a hole in the foam that is the same size as the new speakers.
• Make a hole for the wire with the soldering iron at the base of the headphone cup.

HOW TO KNOW IF ACTIVE NOISE CANCELLATION IS WORKING

• If your AirPods Pro’s Active Noise Cancellation isn’t performing as intended
• Make that your linked iPhone, iPad, iPod touch, or Mac is running the most recent version of the software.
• Check that Active Noise Cancellation (ANC) is activated when wearing both AirPods Pro.
• Your AirPods Pro’s mesh on the top should be cleaned.

Frequently Asked Questions

• What button does ANC have?
  Press the ANC button on the left earcup to turn ANC on or off. A voice announcement indicating the change will be heard.

• What does ANC stand for?
  In order to lessen distracting background noise, active noise cancellation (ANC) employs a noise cancelling system.

• Can noise-cancelling headphones be worn without any music
  Yes, noise-cancelling headphones still function in the absence of music. It’s true that using headphones with noise cancellation improves their ability to block out sounds. The frequencies of your music often clash and stand out against the background noise, which increases your sense of isolation.

• What is the process of active noise cancellation?
  The active noise-cancellation (ANC) technology works by picking up low- frequency noise with microphones and cancelling it out before it reaches the ear. The unwanted noise and the sound produced by the headset are phase- inverted by 180 degrees, which causes the two sounds to cancel one another out.

• Is there a noise-cancelling app?
  Another noise-cancelling software for Android is called Noise Killer. It is intended to reduce noise in congested streets, airports, and other public places. The noise cancellation feature of the app starts right away after activation. Its ability to function even with your screen off is a fantastic feature.

• Is Active Noise Cancellation bad for you?
  Is Noise Cancelling Safe, then? Yes, to answer briefly. On their own, noise-cancelling headphones are secure. In actuality, the ANC technology was created primarily to protect the pilots’ hearing from the loud noises of the aircraft engine.

• Can noise cancellation harm your ears?
  Overall, using headphones with noise cancellation has no detrimental effects on your hearing. When the ANC is turned on, you might hear a very faint hissing sound, but that’s about it. However, this may irritate some people and perhaps make them feel queasy.

• Why do noise-cancelling headphones allow me to hear?
  Due to the air that is trapped between your audio device and eardrum, noise-cancelling technology cannot totally isolate sound. The air is necessary for you to hear music, though. If the trapped air could be released, then all music would be silent, regardless of how loud it was playing.

• Why doesn’t noise cancellation work?
  If dirt or earwax accumulates in the region depicted below, Active Noise Cancellation may occasionally be compromised. If this occurs, you can encounter a reduction in bass sound. an increase in ambient noise, such as that from traffic or aeroplanes.

• How can I tell if the active noise cancelling on my phone is on?
  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.

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