Ingress protection ratings refer to the level of protection offered by a casing, against solids and liquids. In the format of IPXX, 'X' represents a number The first value of the IP rating refers to protection against solids such as dust, followed by the one that refers to protection against liquids (sweat).

Scoring IPX5, the JBL Live Free 2's rating is read as, the first number of X denotes that no data available to specify a protection rating, and of liquids 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 for the reason that lighter devices are easier to move with.

True wireless devices have no wires connecting any part of the device together, JBL Live Free 2 are true wireless for this matter since they have no wires. This is an important distinction as some wireless earbuds have wires connecting the pair of earbuds together. JBL Live Free 2 have sweat resistance JBL Live Free 2 have stereo speakers, what this means is that JBL Live Free 2's speakers deliver sound from separate channels on both left and right sides, this creates a richer sound and a better listening experience.

Active noise cancellation makes use of advanced kind of tech to actively counter noise. ANC works when, it detects and analyzes the sound pattern outside and inside the earbud and after inverts the soundwaves to counter it. Simply put, it's like having +1 (noise) then adding -1 (inverted noise) giving zero hence "diluting" the 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 device volume to outcompete background sounds. The JBL Live Free 2 sit well in place, creating an acoustic covering that reduces your environment sounds and also prevents the earbuds sound from leaking out . The JBL Live Free 2 driver unit is 11mm in diameter, bigger drivers are more powerful, and can produce better bass. The driver unit is the component that produces sound in the device, the unit size determines the sound produced by the earbuds.

The JBL Live Free 2's lowest frequency is at 20Hz, low-frequency response inidcates how well an audio component generates low recognizable frequencies and if it alters the signal while at it. The JBL Live Free 2's highest frequency is at 20,000Hz, high-frequency response indicates how well a particular audio device generates high audible frequencies and if it makes any changes to the signal while at it. SPL, is the pressure level of sound, 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. The 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 vendor, and the JBL Live Free 2's case has a full charge of 28 hours. A charging case with more battery hours allows you to recharge your earbuds on the go several times before recharging the case itself. The JBL Live Free 2 have a battery level indicator, an indicator notifies you when the device has a low battery.

The battery indicator lights indicate the charging state of your earbuds and charging case. JBL Live Free 2 have USB TYPE-C, a standard connector for transmitting both data and power in a single cable. JBL Live Free 2 have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that allows data movement 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. The JBL Live Free 2 have 6 microphones. JBL Live Free 2 have a noise-canceling microphone, these microphones are made to reduce background sounds from the desired sound.

The JBL Live Free 2 support ambient sound mode, which uses microphones to pass through ambient sound to still be heard even when wearing the earbuds JBL Live Free 2 support fast charging. Commonly, technologies like MediaTek’s Pump Express, are used to reduce the amount of time it takes to charge the earbuds. The JBL Live Free 2 have a multipoint of 2 connections, the multipoint feature allows you to link to more than one Bluetooth device and switch between them.

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

JBL Live Free 2 have voice prompts. Automatically receive information through audio messages, say if there is an issue with the connection. JBL Live Free 2 come with their own special case.

Carrying earbuds openly, or putting them inside your pockets without a cover can easily damage them.