IP ratings refer to the rating of protection offered by a casing, against solids and liquids. In the format of IPXX, 'X' represents a number The first value of the IP rating refers to protection against solids say dust, while the second refers to resistance against liquids (water).
Scoring IPX4, the JBL Tune Flex's rating for solids indicates that no data available to specify a protection rating, and of liquids that they can withstand low pressure spray similar to that of a shower head when tilted at 180° for 10 minutes. The JBL Tune Flex have a weight of 9.6g . We take in account a lower weight better because lighter devices are more comfortable to move with.
True wireless devices have no wires connecting any part of the device together, JBL Tune Flex are true wireless for this case since they don't have cables. This is a key difference since wireless earbuds have cables linking the two earbuds together. JBL Tune Flex have sweat resistance
JBL Tune Flex have stereo speakers, devices with stereo speakers deliver sound from independent channels on both left and right sides, this creates a richer sound and a better listening experience.
Active noise cancellation utilises advanced kind of tech to actively cancel noise. How it works, it detects and analyzes the sound pattern outside and inside the earbud and generates a mirror signal to cancel it out. Simply put, it's like having +1 (sound from your surrounding) then producing -1 (inverted noise) to make zero which results in a reduced level of noise.
JBL Tune Flex have Active Noise Cancellation enabling you to listen at lower levels of volume, good for your ears since you don't have to crank up the earbuds volume to outcompete background sounds. The JBL Tune Flex stay well in place, this creates a sound seal that tones down background sounds while preventing the device music from leaking out .
The JBL Tune Flex driver unit is 12mm in diameter, bigger drivers are more powerful, and can produce better bass. The driver unit is basically a mini speaker that produces sound in the earbuds, its size dictates the loudness of the earbuds.
The JBL Tune Flex's lowest frequency is at 20Hz, low-frequency response inidcates how well an audio device produces low recognizable frequencies and if it makes any changes to the signal on its way through. The JBL Tune Flex's highest frequency is at 20,000Hz, high-frequency response tells how well an audio device makes high audible frequencies and if it adjustments to the signal while at it. SPL, is the pressure level of sound, in decibels, dB, JBL Tune Flex's measurement is 108dB/mW.
Devices with a higher sound pressure level are generally louder when supplied with any given audio source. JBL Tune Flex'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 commonly given by the manufacturer, and with more battery hours, you get to use it for longer and have to charge the device less often.
The battery life of the charging case is given by the manufacturer, and JBL Tune Flex's case has a full charge of 24 hours. A charging case with more battery hours allows you to recharge your earbuds on the go several times before having to recharge the case itself. It takes 2 hours to fully charge the JBL Tune Flex's battery.
It is highly adivsable to charge fully the battery before using the earbuds when they have been in storage for long periods. The JBL Tune Flex have a battery level indicator, an indicator alerts you when the earbuds has a low battery. The battery indicator lights display the charging status of your earbuds and case.
JBL Tune Flex have USB TYPE-C, a standard connector for transmitting both data and power through a single cable. JBL Tune Flex have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that allows data movement between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. JBL Tune Flex have a 10meters distance connecting via Bluetooth.
JBL Tune Flex support AAC, a codec that is used for Bluetooth audio. It supports 24-bit audio at 250kbps. Since it uses psychoacoustic modeling, it provides better results than other codecs at the same bit rate.
Being the highest quality codec that any Bluetooth-supporting Apple product supports, the JBL Tune Flex will work well 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. JBL Tune Flex have 4 microphones.
JBL Tune Flex have a noise-canceling type of microphone, these microphones are made to reduce noise from the desired sound. JBL Tune Flex microphone sensitivity is measured at -38dBV/Pa. The magnitude of the analog or digital output signal from the microphone with its input stimulus is a measure of its sensitivity.
It's the 'loudness' of the sound that the earbud microphone can pick up. The JBL Tune Flex support ambient sound mode, which uses microphones to channel ambient noises to still be heard even while wearing them
If lost in a room, or can't be found in your bag, the JBL Tune Flex support the find earbuds feature. JBL Tune Flex support fast charging.
Commonly, technologies like MediaTek’s Pump Express, are used to reduce the amount of time it takes to charge a device. The JBL Tune Flex have a multipoint of 2 connections, this feature allows you to link to more than one Bluetooth device and switch between them. Say, you can switch calls from one device to another without having to manually disconnect and reconnect.
The JBL Tune Flex have a mute function, they support the option to mute/unmute a conversation directly from the earbuds. The JBL Tune Flex, so you can easily access the volume control, pause, play, mute, etc whichever functions are supported on the device. JBL Tune Flex support voice prompts.
Automatically receive information via audio messages, say if there is an issue with the connection. JBL Tune Flex come with a special case. Carrying earbuds without a case, or putting them in your pockets without a casing may easily damage them.
