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A40 Active Noise Canceling Earbuds
The Best Way to Block Out Distractions
Active noise canceling (ANC) earbuds have become increasingly popular in recent years, as people have sought ways to block out distractions and enjoy their music or podcasts in peace. One of the most popular ANC earbuds on the market is the A40 from Anker Soundcore.
In this blog post, we will take a closer look at the A40 earbuds, discussing their features, performance, and value for money. We will also compare them to some of the other top ANC earbuds on the market, so you can decide if they are the right choice for you.
Features and Performance
The A40 earbuds feature active noise cancellation technology that uses a combination of microphones and speakers to create a “sound bubble” around your ears, blocking out unwanted noise. The ANC is very effective at reducing low-frequency noise, such as the rumble of an airplane engine or the din of a busy city street. It is also effective at reducing mid-frequency noise, such as the sound of voices or traffic.
In addition to ANC, the A40 earbuds also offer great sound quality. They feature pioneering double-layer diaphragm drivers that produce sound with strong bass, clear mids, and bright treble. You can also listen using LDAC mode for Hi-Res Audio Wireless sound.
The A40 earbuds are also very comfortable to wear. They have a lightweight and ergonomic design that makes them perfect for long listening sessions. And they come with three different sizes of ear tips so you can find the perfect fit.
Battery Life and Charging
The A40 earbuds have a battery life of up to 50 hours, which is one of the longest battery lives on the market for ANC earbuds. And if you need a quick boost, you can get 4 hours of listening from a 10-minute charge.
The A40 earbuds charge using a USB-C cable. They also support wireless charging, so you can easily charge them on a wireless charging pad.
App Customization
The A40 earbuds can be customized using the Soundcore app. The app allows you to adjust the ANC settings, the EQ settings, and the touch controls. You can also use the app to track your listening habits and to update the firmware on the earbuds.

Comparison to Other ANC Earbuds
The A40 earbuds are a great option for anyone looking for a pair of high-quality ANC earbuds. They offer excellent noise cancellation, great sound quality, comfort, and battery life. And the app customization feature allows you to fine-tune the sound to your liking.
Some of the other top ANC earbuds on the market include the Sony WF-1000XM4, the Apple AirPods Pro, and the Bose QuietComfort Earbuds. These earbuds all offer excellent noise cancellation, but they also have different strengths and weaknesses.
The Sony WF-1000XM4 offer the best noise cancellation on the market, but they are also the most expensive. The Apple AirPods Pro offer a good balance of noise cancellation, sound quality, and comfort. And the Bose QuietComfort Earbuds offer excellent sound quality and comfort, but their noise cancellation is not as good as the Sony WF-1000XM4.

Value for Money
The A40 earbuds offer excellent value for money. They are priced competitively, and they offer features and performance that are comparable to some of the more expensive ANC earbuds on the market.
If you are looking for a pair of high-quality ANC earbuds that offer great value for money, the A40 earbuds are a great option.
Conclusion
The A40 active noise canceling earbuds are a great option for anyone looking for a pair of high-quality earbuds with excellent noise cancellation. They offer great sound quality, comfort, and battery life. And the app customization feature allows you to fine-tune the sound to your liking.
If you are looking for a pair of earbuds that will help you block out distractions and focus on what’s important, the A40 earbuds are a great choice.
Additional Information
- The A40 earbuds are available in two colors: black and white.
- They are compatible with iOS and Android devices.
- They come with a carrying case, a USB-C charging cable, and three different sizes of ear tips.

Description | Specification |
Manufacturer | Anker |
Brand | Soundcore |
Model | Space A40 |
Model Number | A3936 |
Type | True wireless earbuds |
Headphone Type | In-ear |
Colors | Black, White |
Mounting Hardware | None |
Compatible Devices | iOS and Android devices |
Connectivity | Bluetooth 5.0 |
Bluetooth Profiles | A2DP, AVRCP, HFP, HSP |
Bluetooth Version | 5 |
Bluetooth Range | Up to 30 feet |
Frequency | 20Hz-20kHz |
Driver Size | 10mm |
Number of Drivers | 2 |
Water Resistant | IPX4 |
Talk Time/Music Time | Up to 8 hours (ANC on) / Up to 10 hours (ANC off) |
Voice Assistant | Yes |
Nonstop Music | Up to 50 hours (ANC on) / Up to 60 hours (ANC off) |
Charging Case | Yes |
Charger | USB-C |
Charging Voltage | 5V |
Charging Time | 1.5 hours |
Earphone Battery Capacity | 40mAh |
Standby Time | 200 hours |
Battery life | Up to 50 hours (ANC on) / Up to 60 hours (ANC off) |
Impedance | 16 ohms |
Sensitivity | 98dB |
Frequency Response | 20Hz-20kHz |
Distortion | <0.1% |
Noise cancellation | Active noise cancellation |
HD Sound | Yes |
Item Weight | 67g |
Product Dimensions | 100 x 40 x 30mm |
Zoom Certification | Yes |
Shokz Connect | Yes |
Mute Button | Yes |
Compatible Codecs | SBC, AAC, LDAC |
Compatible Profiles | A2DP, AVRCP, HFP, HSP |
Moisture Detector | Yes |
Materials | ABS, PC, TPE, PU |
Frequency Response | 20Hz-20kHz |
EQ | Yes |
Frequently Asked Questions (FAQs)
Q: What is active noise cancellation?
A: Active noise cancellation is a technology that uses microphones to detect ambient noise and then generates sound waves that cancel out the noise. This helps to create a more peaceful listening experience.
Q: How do the A40 Active Noise Canceling Earbuds work?
A: The A40 Active Noise Canceling Earbuds use a combination of two microphones to detect ambient noise. One microphone is located on the outside of the earbud, and the other microphone is located on the inside of the earbud. The microphones send the sound waves to the earbuds’ processor, which then generates sound waves that cancel out the noise.
Q: How effective are the A40 Active Noise Canceling Earbuds?
A: The A40 Active Noise Canceling Earbuds are very effective at reducing ambient noise. They can reduce low-frequency noise, such as the rumble of an airplane engine, by up to 35dB. They can also reduce mid-frequency noise, such as the sound of voices or traffic, by up to 25dB.
Q: What are the benefits of using active noise cancellation?
A: There are several benefits to using active noise cancellation. First, it can help to reduce ambient noise, which can make it easier to focus on work or study. Second, it can help to improve the sound quality of music or movies. Third, it can help to reduce stress and fatigue.
Q: What are the drawbacks of using active noise cancellation?
A: There are a few drawbacks to using active noise cancellation. First, it can make it difficult to hear important sounds, such as the sound of a car horn or a train whistle. Second, it can make it difficult to have a conversation with someone who is not wearing noise-canceling headphones. Third, it can make it difficult to hear your own voice, which can be disorienting.
Q: How do I use the A40 Active Noise Canceling Earbuds?
A: To use the A40 Active Noise Canceling Earbuds, you first need to pair them with your device. To do this, follow the instructions in the user manual. Once the earbuds are paired, you can start using them. To turn on active noise cancellation, press and hold the button on the left earbud for 2 seconds. To turn off active noise cancellation, press and hold the button on the left earbud for 2 seconds again.
Q: What are the different features of the A40 Active Noise Canceling Earbuds?
A: The A40 Active Noise Canceling Earbuds have a variety of features, including:
- Active noise cancellation
- Transparency mode
- IPX4 water resistance
- Touch controls
- Long battery life
- Support for SBC, AAC, and LDAC codecs
- Soundcore app support
Q: What is the Soundcore app?
A: The Soundcore app is a companion app for the A40 Active Noise Canceling Earbuds. The app allows you to customize the earbuds’ settings, such as the active noise cancellation level and the EQ settings. You can also use the app to track your listening habits and to update the earbuds’ firmware.