IP ratings refer to the rating of protection offered by an enclosure, against dust and liquids. The letters 'IP' are followed by two values The first value refers to protection against solids say dust, followed by the one that refers to resistance against liquids (water).

Having a value of IPX5, the JBL Live Free 2's rating is read as, the first value of X denotes 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. The JBL Live Free 2 have a weight of 9.8g . We consider a lower weight best because lighter devices are easier to move with.

For a device to be true wireless it must have no wires 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 wires linking the pair of earbuds . JBL Live Free 2 are resistant to sweat JBL Live Free 2 have stereo speakers, what this means is that JBL Live Free 2's speakers deliver sound from independent channels on both left and right sides, this creates a richer sound and a better listening experience. ANC utilises advanced kind of tech to actively cancel noise.

ANC works when, it studies the sound pattern outside and inside the earbud and after inverts the soundwaves to cancel it out. Simply put, it's like taking +1 (sound from your surrounding) and producing -1 (counter sound by the device) giving zero hence "diluting" the noise.

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

JBL Live Free 2 stay tightly in place, creating an acoustic covering that reduces your environment sounds well as preventing the earbuds sound from leaking out at the same. JBL Live Free 2 have a unit size of 11mm in diameter, the bigger the unit the more powerful, and can produce better bass. The driver unit is the component that produces sound in the earbuds, its size corellates with the sound produced by the device.

The JBL Live Free 2's lowest frequency is at 20Hz, low-frequency response measures if and how well a particular audio device generates low recognizable frequencies and if it makes any changes to the signal while at it. The JBL Live Free 2's highest frequency is at 20,000Hz, high-frequency response measures if and how well a particular audio component produces high recognizable frequencies and if it makes any changes 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 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 charge of 28 hours. A charging case with a longer battery life enables you to recharge your earbuds on the go several times before having to recharge the case itself. The JBL Live Free 2 have a battery level indicator, an indicator shows you when the device has a low battery.

Its lights display the charging state of your device and 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 enables data transfers between devices placed in range, using short-wavelength, ultra-high frequency radio waves.

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

JBL Live Free 2 support ambient sound mode, which uses microphones to channel ambient sound to still be heard even when wearing the earbuds JBL Live Free 2 support fast charging. Most often, technologies like MediaTek’s Pump Express, are used to reduce the amount of time it takes to charge a device. The JBL Live Free 2 support 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 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 earbuds. With the JBL Live Free 2, so you can access the volume control, pause, play, mute, etc whichever functions are supported on the earbuds.

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

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