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

Scoring IP68, the JBL Reflect Aero TWS's rating for solids indicates that they are completely dust proof, and of liquids that they are protected against the effects of continuous immersion in water, ingress of water in quantities causing harmful effects shall not be possible. Conditions should be more severe than for numeral 7.. The JBL Reflect Aero TWS have a weight of 13g . We consider a lower weight better 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 Reflect Aero TWS are true wireless for this case since they don't have wires. This is a major distinction since wireless earbuds have cables linking the 2 earbuds together. JBL Reflect Aero TWS have wingtips, these are reserved for earbuds for workouts and are usually an optional add-on to each silicone ear tip for a better fit.

JBL Reflect Aero TWS are resistant to sweat The JBL Reflect Aero TWS are both dustproof and water-resistant. JBL Reflect Aero TWS 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. Active noise cancellation utilises advanced technology to reduce unwanted ambient sounds.

How it works, it listens to the sound pattern outside and inside the earbud and then inverts the soundwaves to counter it. In simple terms, it's like having +1 (noise) then adding -1 (inverted noise) to make zero thus "diluting" the noise.

The JBL Reflect Aero TWS have ANC allowing you to listen at lower levels of volume, causing less ear fatigue as you don't have to crank up the device volume to outcompete background noise.

The JBL Reflect Aero TWS sit tightly in place, creating an acoustic seal that reduces your environment sounds while preventing the device sound from leaking out at the same. JBL Reflect Aero TWS have a unit size of 6.8mm in diameter, bigger drivers are more powerful, therefor producing better bass. A driver unit is basically a mini speaker that produces sound in the device, its size determines the loudness of the earbuds.

The JBL Reflect Aero TWS's lowest frequency is at 20Hz, low-frequency response measures if and how well an audio component generates low audible frequencies and if it makes any changes to the signal on its way through. The JBL Reflect Aero TWS's highest frequency is at 20,000Hz, high-frequency response measures if and how well a particular audio component makes high audible frequencies and if it makes any adjustments to the signal on its way through. SPL, is the level of pressure of sound, measured in decibels, dB, JBL Reflect Aero TWS's measurement is 99dB/mW.

Devices with a higher sound pressure level are generally louder when supplied with any given audio source. The JBL Reflect Aero TWS's battery life is 8 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 longer battery life, you get to use it for longer and have to charge the device less often.

This is given by the vendor, and JBL Reflect Aero TWS's case is said to have a charge of 16 hours. A charging case with more battery hours enables you to recharge your earbuds on the go several times before recharging the case itself. It takes 1.5 hours to fully charge the JBL Reflect Aero TWS's battery.

It is highly adivsable to fully charge the battery before using the earbuds when they have been in storage for long periods. JBL Reflect Aero TWS have a battery level indicator, an indicator shows you when the device has a low battery. Its lights indicate the charging status of your device and case.

JBL Reflect Aero TWS have USB TYPE-C, an industry-standard connector for transmitting both data and power through a single cable. JBL Reflect Aero TWS 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 Reflect Aero TWS have a 10meters distance connecting via Bluetooth.

The JBL Reflect Aero TWS have 6 microphones. JBL Reflect Aero TWS have a noise-canceling microphone, these microphones are designed to filter out background sounds from the earbuds' sound. JBL Reflect Aero TWS support ambient sound mode, which uses microphones to pass through ambient sound to still be heard even while wearing the earbuds The JBL Reflect Aero TWS support fast charging.

Commonly, technologies like Qualcomm’s Quick Charge, are used to lower the time it takes to charge a device. JBL Reflect Aero TWS have a mute function, they support the option to mute/unmute a conversation directly from the device. With the JBL Reflect Aero TWS, so you can easily access the volume control, pause, play, mute, etc whichever features are supported on the earbuds.

The JBL Reflect Aero TWS support voice prompts. With voice prompts, you receive information through audio messages, say if there is an issue with the connection. The JBL Reflect Aero TWS come with a special pouch.

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