IP ratings is the rating of protection offered by an enclosure, against dust and water. In the format of IPXX, 'X' represents a number The first value of the IP rating represents protection against solids say dust, followed by the one that refers to resistance against liquids (sweat).
Having a value of IPX4, the JBL Tune Flex's rating is read as, the first value of X denotes 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. JBL Tune Flex have a weight of 9.6g . We consider a lower weight best because lighter devices are more comfortable to move with.
True wireless devices have no cables 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 major difference as some wireless earbuds have cables linking the pair of earbuds together. JBL Tune Flex have sweat resistance
JBL Tune Flex have stereo speakers, what this means is that JBL Tune Flex's speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better listening experience.
Active noise cancellation uses advanced kind of tech to actively counter noise. ANC works when, it studies the sound pattern of incoming noise and after generates a mirror signal to cancel it out. Simply put, it's like having +1 (noise) and adding -1 (counter sound by the device) giving 0 resulting in a reduced level of noise.
JBL Tune Flex have Active Noise Cancellation allowing you to listen at lower levels of volume, good for your ears as you don't need to crank up the device volume to overcome background sounds. JBL Tune Flex sit tightly in place, this creates a sound seal that reduces your environment sounds while preventing the device music from leaking out .
The JBL Tune Flex driver unit is 12mm in diameter, the bigger the unit the more powerful, and can produce better bass. A driver unit is basically a mini speaker that produces sound in the earbuds, its size determines the loudness of the earbuds.
The JBL Tune Flex's lowest frequency is at 20Hz, low-frequency response inidcates how well an audio device generates low frequencies that can be heard, and if it alters the signal while at it. JBL Tune Flex's highest frequency is at 20,000Hz, high-frequency response indicates how well a particular audio component makes high human frequencies and if it makes any changes to the signal on its way through. The sound pressure level, is the pressure level of sound, measured 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. The 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 given by the manufacturer, and with longer battery life, 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 the JBL Tune Flex's case is said to have a charge of 24 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 requires 2 hours to fully charge the JBL Tune Flex's battery.
It is highly adivsable to charge fully the battery before using the earbuds for the first time. JBL Tune Flex have a battery level indicator, an indicator notifies you when the earbuds has a low battery. The battery indicator lights display the charging state of your device and charging case.
JBL Tune Flex have USB TYPE-C, a standard connector for transmitting both data and power in a single cable. The JBL Tune Flex have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. The JBL Tune Flex have a 10meters distance connecting via Bluetooth.
JBL Tune Flex support AAC, a codec used for Bluetooth audio. It supports 24-bit audio at 250kbps. Because it uses psychoacoustic modeling, it can provide better results than other codecs at a similar bit rate.
Since its the highest quality codec that any Bluetooth-supporting Apple product supports, the JBL Tune Flex will work fine with your MacBook. If you are planning 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 Tune Flex have 4 microphones.
JBL Tune Flex use a noise-canceling microphone, these microphones are made to filter out 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 calculation of its sensitivity.
It's the 'loudness' of the voice that the earbud microphone can pick up. JBL Tune Flex support ambient sound mode, which uses microphones to pass through ambient sound to still be heard even when wearing the earbuds
If misplaced in a room, or can't easily find them in your bag, JBL Tune Flex have a find earbuds feature. JBL Tune Flex support fast charging.
Commonly, technologies like Qualcomm’s Quick Charge, are used to reduce the amount of time it takes to fully charge the earbuds. The JBL Tune Flex have a multipoint of 2 connections, the multipoint feature allows you to link to more than one Bluetooth device and switch between them. Say, you can seemlessly switch calls from one device to another without having to manually disconnect and reconnect.
JBL Tune Flex have a mute function, they support the option to mute/unmute a conversation directly from the device. The JBL Tune Flex, so you can access the volume control, pause, play, mute, etc whichever functions are supported on the device. The JBL Tune Flex support voice prompts.
Automatically receive information through audio messages, like if there is a problem with the connection. The JBL Tune Flex come with a special pouch. Carrying earbuds without a case, or putting them in your bag without a casing may easily put them at risk of getting damaged.
