Ingress protection ratings refer to the level of protection given by a casing, against dust and liquids. In the format of IPXX, 'X' represents a number The first value of the IP rating 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 take in account a lower weight better for the reason that lighter devices are more comfortable to move with.

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 matter since they have no cables. This is a key difference since wireless earbuds have wires 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, this creates a richer sound and a better listening experience. ANC utilises more advanced technology to reduce unwanted ambient sounds.

ANC works when, it listens to the sound pattern of incoming noise and inverts the soundwaves to cancel it out. Simply put, it's like taking +1 (noise) and producing -1 (inverted noise) to make zero which results in a reduced level of noise.

JBL Live Free 2 have Active Noise Cancellation enabling you to listen at lower levels of volume, good for your ears as you don't need to crank up the earbuds volume to overcome background noise.

The JBL Live Free 2 stay tightly in place, this creates an acoustic covering that reduces background sounds well as preventing the earbuds sound from leaking out at the same. The JBL Live Free 2 have a unit size of 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 corellates with the loudness of the device.

JBL Live Free 2's lowest frequency is at 20Hz, low-frequency response inidcates how well a particular audio component produces low audible frequencies 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 device generates high recognizable frequencies and if it changes to the signal on its way through. SPL, 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. JBL Live Free 2's battery life is 7 hours, these last longer than 5 hours of listening which is considered average for a single charge. A device's battery life is usually given by the manufacturer, and with more battery hours, you get to use it for longer and requires fewer chargings.

This is given by the manufacturer, 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 multiple times before having to recharge the case itself. The JBL Live Free 2 have a battery level indicator, an indicator notifies you when the device has a low battery.

Its lights display the charging state of your earbuds and charging case. The JBL Live Free 2 support 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 enables data movement 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. The JBL Live Free 2 have 6 microphones. JBL Live Free 2 have a noise-canceling type of microphone, these microphones are intended to filter out noise from the earbuds' sound.

The JBL Live Free 2 support ambient sound mode, which uses microphones to pass through ambient noises to still be heard even while wearing the earbuds The JBL Live Free 2 support fast charging. Usually, 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, this feature allows you connect to more than one Bluetooth device and switch between them.

For example, you can easily switch calls from one device to another without having to manually disconnect and reconnect. JBL Live Free 2 have a mute function, they support the feature 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 features are supported on the earbuds.

JBL Live Free 2 have voice prompts. Automatically receive information through audio messages, like if there is a problem 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 put them at risk of getting damaged.