Design
Weight
We consider a lower weight better because lighter devices are more comfortable to carry. A lower weight is also an advantage for home appliances, as it makes transportation easier, and for many other types of products.
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- Soundcore Liberty Air 2 Pro 10.6g
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Is dustproof and water-resistant
The device is dustproof and water-resistant. Water-resistant devices can resist the penetration of water, such as powerful water jets, but not being submerged into water.
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- Soundcore Liberty Air 2 Pro
Has RGB lighting
RGB lighting allows you to choose between millions of colors and customize the look of your PC components.
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- Soundcore Liberty Air 2 Pro
Has stereo speakers
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
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Sound quality
Has active noise cancellation (ANC)
This type of device allows you to listen at lower volume levels, causing less ear fatigue as you don't have to crank up the volume to overcome background noise. Ideal for plane rides and morning commutes.
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- Soundcore Liberty Air 2 Pro
Driver unit size
The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.
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- Soundcore Liberty Air 2 Pro 11mm
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Impedance
Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.
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Sound pressure level
Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
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Power
Battery life
The device's battery life (when in use) as given by the manufacturer. With a longer battery life you have to charge the device less often.
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- Soundcore Liberty Air 2 Pro 7h
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Battery life of charging case
The battery life of the charging case as given by the manufacturer. A charging case with a longer battery life allows you to recharge your headphones on the go multiple times before having to recharge the case itself.
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- Soundcore Liberty Air 2 Pro 19h
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Battery life (ANC)
The battery life when using active noise cancellation (ANC), as given by the manufacturer.
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- Soundcore Liberty Air 2 Pro 2h
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Charge time
The time it takes to fully charge the battery.
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- Soundcore Liberty Air 2 Pro 55mAh
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Battery power
Battery power, or battery capacity, represents the amount of electrical energy that a battery can store. More battery power can be an indication of longer battery life.
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Has wireless charging
It supports a wireless charging standard such as Qi. To charge the device, you simply put it down on a compatible charging pad.
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- Soundcore Liberty Air 2 Pro
Has a solar power battery
A solar battery takes its energy from light, and stores it in a self-recharging battery which never needs to be changed.
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- Soundcore Liberty Air 2 Pro
Connectivity
Bluetooth version
Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. Newer versions provide faster data transfers.
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- Soundcore Liberty Air 2 Pro 5
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Has LDAC
LDAC is a codec developed by Sony for Bluetooth audio. It is capable of a very high bitrate of 990kbps, which provides high resolution audio. It can also automatically adjust to a lower bitrate of 330kbps or 660kbps to increase stability.
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- Soundcore Liberty Air 2 Pro
Has aptX Adaptive
aptx Adaptive is an audio codec for Bluetooth devices that is developed by Qualcomm. It has a variable bit rate (between 279kbps and 420kbps), which means it can adjust the bit rate for different scenarios, such as listening to HD audio or reducing interference from other devices.
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- Soundcore Liberty Air 2 Pro
Has aptX Low Latency
aptX Low Latency is a codec developed by Qualcomm. It uses Bluetooth 5.0 technology to provide low latency audio (around 40ms), which is useful when you want to avoid audio lag (e.g. when playing games).
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- Soundcore Liberty Air 2 Pro
Has aptX HD
aptX HD is an audio codec for Bluetooth devices that is developed by Qualcomm. It supports high quality 24-bit audio (at a bit rate of 576kbps).
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- Soundcore Liberty Air 2 Pro
Has aptX
aptX is a codec used for transmitting audio wirelessly with Bluetooth. It is developed by Qualcomm, and supports 16-bit audio at a bit rate of 384kbps.
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- Soundcore Liberty Air 2 Pro
Has aptX Lossless
aptX Lossless is an audio codec for Bluetooth devices that is developed by Qualcomm. It supports high quality 16-bit/44.1kHz audio (at a maximum bit rate of 1200kbps). This codec provides CD-quality audio without any loss of data.
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Audio latency
Latency refers to the time it takes for the audio signal to be transmitted to your headphones/earbuds. Lower latency reduces audio lag, and is particularly important when playing games or watching videos.
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- Soundcore Liberty Air 2 Pro 10m
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Maximum Bluetooth range
The device can connect at a greater distance via Bluetooth or infrared to another device.
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Supports Bluetooth pairing using NFC
Device supports fast Bluetooth pairing using NFC so it can communicate with other devices over Bluetooth. You can fastly pair devices without entering a code by simply holding one device next to the device with which it is to be paired.
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- Soundcore Liberty Air 2 Pro
Can be used wirelessly
Wireless devices allow users more freedom of movement.
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- Soundcore Liberty Air 2 Pro
Features
Has in/on-ear detection
Sensors can detect when they are removed from your ears so that the music is paused, saving battery life.
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- Soundcore Liberty Air 2 Pro
Has find earbuds feature
You can use the app to play a sound from your earbuds to help you locate them.
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- Soundcore Liberty Air 2 Pro
Multipoint count
Multipoint allows you to link to more Bluetooth devices and switch between them. For example you can easily switch calls from one device to another without having to manually disconnect and reconnect.
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Has a mute function
The device has an option to mute/unmute a conversation directly from the device.
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- Soundcore Liberty Air 2 Pro
Warranty period
When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction. Note: This may vary by region.
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- Soundcore Liberty Air 2 Pro 1.5 years
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Has an in-line control panel
There is a control panel on the cable, so you can easily operate the device without having to interact with it.
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- Soundcore Liberty Air 2 Pro
Has a temperature sensor
With a temperature sensor you can monitor changes in temperature to measure your exertion levels and avoid hyperthermia.
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- Soundcore Liberty Air 2 Pro
Microphone
Number of microphones
More microphones result in better sound quality and enable the device to filter out background noise.
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- Soundcore Liberty Air 2 Pro 6
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Has a noise-canceling microphone
These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.
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- Soundcore Liberty Air 2 Pro