For a device to be true wireless it must have no wires linking any part of the device together, JBL Tour Pro 2 are true wireless for this matter since they have no cables. This is a key difference as some wireless earbuds have wires linking the 2 earbuds . JBL Tour Pro 2 have sweat resistance JBL Tour Pro 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. Active noise cancellation utilises advanced technology to actively counter noise.

How it works, it studies the sound pattern outside and inside the earbud and generates a mirror signal to cancel it out. In simple terms, it's like taking +1 (noise) then adding -1 (counter sound by the device) giving zero hence "diluting" the noise.

JBL Tour Pro 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 overcome background sounds.

The JBL Tour Pro 2 sit tightly in place, this creates a sound covering that reduces background sounds and also prevents the earbuds music from leaking out . JBL Tour Pro 2 have a unit size of 10mm in diameter, bigger drivers are more powerful, therefor producing better bass. A driver unit is the component that makes sound in the earbuds, its size dictates the loudness of the device. The JBL Tour Pro 2's lowest frequency is at 20Hz, low-frequency response measures if and how well a particular audio component produces low frequencies that can be heard, and if it makes any changes to the signal while at it.

The JBL Tour Pro 2's highest frequency is at 20,000Hz, high-frequency response tells how well a particular audio component generates high audible frequencies and if it makes any changes to the signal while at it. JBL Tour Pro 2's battery life is 10 hours, these last longer than 5 hours of listening which is considered average for a single charge. A device's battery life is 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 vendor, and the JBL Tour Pro 2's case has a full charge of 30 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 Tour Pro 2 have a battery level indicator, an indicator shows you when the earbuds has a low battery.

The battery indicator lights indicate the charging state of your device and case. The JBL Tour Pro 2 have USB TYPE-C, a standard connector for transmitting both data and power through a single cable. JBL Tour Pro 2 have Bluetooth version of 5.3, Bluetooth is a wireless technology standard that allows data movement between devices placed in range, using short-wavelength, ultra-high frequency radio waves.

JBL Tour Pro 2 have a 10meters distance connecting via Bluetooth. JBL Tour Pro 2 support AAC, a codec that is used for Bluetooth audio. It supports 24-bit audio at 250kbps.

Since it uses psychoacoustic modeling, it can provide better results than other codecs at the same bit rate.

Being the highest quality codec that any Bluetooth-supporting Apple product supports, the JBL Tour Pro 2 will work fine with your iPhone. If you intend on using these with Android you need to pay even closer attention to codec support for if they only have AAC they won't provide the best audio quality possible, ensure that they also support aptX HD, LDAC, or LHDC as well.

The JBL Tour Pro 2 have 6 microphones. The JBL Tour Pro 2 have a noise-canceling microphone, these microphones are designed to reduce background sounds from the earbuds' sound. JBL Tour Pro 2 support ambient sound mode, which uses microphones to pass through ambient noises so that they can still be heard even when wearing them If lost in a room, or can't easily find them in your bag, JBL Tour Pro 2 support the find earbuds feature.

The JBL Tour Pro 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. JBL Tour Pro 2 have a mute function, they support the option to mute/unmute a conversation directly from the earbuds.

With the JBL Tour Pro 2, so you can easily access the volume control, pause, play, mute, etc whichever functions are supported on the device. JBL Tour Pro 2 support voice prompts. Automatically receive information through audio messages, like if there is a problem with the connection.

JBL Tour Pro 2 come with a special case. Carrying earbuds openly, or placing them inside your bag without a cover may easily damage them.