Ingress protection ratings refer to the rating 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, followed by the one that 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 value 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 best because lighter devices are more comfortable to carry.

For a device to be true wireless it should 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 wires. This is a major difference 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 separate channels on both left and right sides, creating a richer sound and a better listening experience. Active noise cancellation utilises advanced kind of tech to reduce ambient sounds.

ANC works when, it listens to the sound pattern outside and inside the earbud and inverts the soundwaves to counter it. In simple terms, it's like having +1 (noise) and adding -1 (counter sound by the device) giving zero thus "diluting" the noise.

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

JBL Live Free 2 stay tightly in place, creating a sound seal that tones down background noise and also prevents the earbuds voice audio from leaking out at the same. JBL Live Free 2 have a unit size of 11mm in diameter, bigger drivers are more powerful, therefor producing better bass. The driver unit is basically a mini speaker that produces sound in the device, the unit size determines the sound made by the device.

JBL Live Free 2's lowest frequency is at 20Hz, low-frequency response measures if and how well an audio component produces low frequencies that can be heard, and if it alters the signal while at it. The JBL Live Free 2's highest frequency is at 20,000Hz, high-frequency response tells how well an audio device generates high recognizable frequencies and if it adjustments to the signal while at it. The sound pressure level, is the pressure level 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. 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 usually given by the manufacturer, and with longer battery life, you get to use it for longer and requires fewer chargings.

This is given by the manufacturer, and JBL Live Free 2's case is said to have a charge of 28 hours. A charging case with more battery hours enables you to recharge your earbuds on the go many times before having to recharge the case itself. JBL Live Free 2 have a battery level indicator, an indicator notifies you when the earbuds has a low battery.

The battery indicator lights show the charging state of your device and case. The JBL Live Free 2 support USB TYPE-C, an industry-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 enables data transfers between devices placed in range, using short-wavelength, ultra-high frequency radio waves.

JBL Live Free 2 have a 10meters distance to connect 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 background sounds from the earbuds' sound.

JBL Live Free 2 support ambient sound mode, which uses microphones to pass through ambient sound to still be heard even while wearing them JBL Live Free 2 support fast charging. Usually, technologies like Qualcomm’s Quick Charge, are used to lower the time it takes to charge the earbuds. JBL Live Free 2 have a multipoint of 2 connections, this feature allows you to link to more than one Bluetooth device and switch between them.

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

JBL Live Free 2 have voice prompts. With voice prompts, you receive information through audio messages, say if there is an issue with the connection. JBL Live Free 2 come with a special pouch.

Carrying earphones openly, or putting them in your bag without a casing may easily damage them.