IP ratings is the level of protection offered by a casing, against solids and liquids. The letters 'IP' are followed by two values The first value means protection against solids say dust, while the second refers to protection against liquids (sweat).

Scoring IPX5, the JBL Live Free 2's rating for solids indicates that no data available to specify a protection rating, and the second number of 5 means that they can withstand medium pressure jet that's 6.3mm diameter, similar to garden hose from any angle for 3 minutes at a distance of 2.5 to 3 metres. JBL Live Free 2 have a weight of 9.8g . We prefer a lower weight better because lighter devices are more comfortable to transport.

For a device to be true wireless it must have no cables connecting any part of the device together, JBL Live Free 2 are true wireless for this case since they don't have cables. This is a major distinction since wireless earbuds have cables connecting the 2 earbuds . JBL Live Free 2 are resistant to sweat JBL Live Free 2 have stereo speakers, devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better listening experience. ANC utilises more advanced kind of tech to actively cancel noise.

How it works, it detects and analyzes the sound pattern outside and inside the earbud and generates a mirror signal to cancel it out. Simply put, it's like having +1 (noise) and producing -1 (counter sound by the device) to make 0 resulting in a reduced level of noise.

The JBL Live Free 2 have Active Noise Cancellation allowing you to listen at lower volume levels, causing less ear fatigue since you don't have to crank up the earbuds volume to overcome background sounds.

JBL Live Free 2 sit well in place, creating a sound covering that tones down your environment sounds while preventing the device voice audio from leaking out at the same. JBL Live Free 2 driver unit is 11mm in diameter, bigger drivers are more powerful, therefor producing better bass. A driver unit is basically a mini speaker that makes sound in the device, its size dictates the loudness of the earbuds.

JBL Live Free 2's lowest frequency is at 20Hz, low-frequency response inidcates how well an audio component generates low frequencies that can be heard, and if it alters the signal while at it. JBL Live Free 2's highest frequency is at 20,000Hz, high-frequency response indicates how well an audio component produces high recognizable frequencies and if it changes to the signal while at it. SPL, is the level of pressure of sound, measured in decibels, dB, JBL Live Free 2's measurement is 102dB/mW.

Devices with a higher sound pressure level are generally louder when supplied with any given audio source. JBL Live Free 2's battery life is 7 hours, these last longer than 5 hours of listening which is considered average before recharge. A device's battery life is commonly given by the manufacturer, and with longer battery life, you get to use it for longer and requires fewer chargings.

The battery life of the charging case is given by the manufacturer, and the JBL Live Free 2's case has a full charge of 28 hours. A charging case with a longer battery life enables you to recharge your earbuds on the go several times before recharging the case itself. JBL Live Free 2 have a battery level indicator, an indicator notifies you when the device has a low battery.

Its lights show the charging status of your device and charging case. JBL Live Free 2 support USB TYPE-C, a standard connector for transmitting both data and power through a single cable. The JBL Live Free 2 have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that allows data transfers between devices placed in range, using short-wavelength, ultra-high frequency radio waves.

The JBL Live Free 2 have a 10meters distance connecting via Bluetooth. JBL Live Free 2 have 6 microphones. The JBL Live Free 2 have a noise-canceling type of microphone, these microphones are intended to filter out noise from the earbuds' sound.

JBL Live Free 2 support ambient sound mode, which uses microphones to channel ambient sound so that they can still be heard even while wearing the earbuds JBL Live Free 2 support fast charging. Commonly, technologies like Qualcomm’s Quick Charge, are used to lower the time it takes to fully charge a device. The JBL Live Free 2 support multipoint of 2 connections, the multipoint feature allows you connect to more than one Bluetooth device and switch between them.

For example, you can switch calls from one device to another without manually disconnect and reconnect. JBL Live Free 2 have a mute function, they have the feature to mute/unmute a conversation directly from the earbuds. With the JBL Live Free 2, so you can easily access the volume control, pause, play, mute, etc whichever functions are supported on the device.

JBL Live Free 2 have voice prompts. With voice prompts, you receive information via audio messages, say if there is a problem with the connection. The JBL Live Free 2 come with their own special case.

Carrying earbuds without a case, or placing them in your pockets without a cover may easily put them at risk of getting damaged.