Ingress protection ratings is the level of protection offered by an enclosure, against dust and liquids. The letters 'IP' are followed by two values The first value of the IP rating refers to protection against solids such as dust, followed by the one that refers to protection against liquids (water).
Scoring IPX4, the JBL Tune Flex's rating is read as, the first number of X denotes that no data available to specify a protection rating, and the second number of 4 means 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 prefer a lower weight better because 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 Tune Flex are true wireless for this matter since they have no cables. This is a major difference as some wireless earbuds have wires linking the 2 earbuds together. JBL Tune Flex are resistant to sweat
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, this creates a richer sound and a better listening experience.
ANC makes use of more advanced technology to reduce unwanted ambient sounds. How it works, it listens to the sound pattern outside and inside the earbud and then generates a mirror signal to cancel it out. Simply put, it's like taking +1 (sound from your surrounding) then adding -1 (counter sound by the device) giving zero thus "diluting" the noise.
The JBL Tune Flex have ANC enabling you to listen at lower volume levels, good for your ears since you don't have to crank up the device volume to outcompete background noise. JBL Tune Flex stay tightly in place, creating an acoustic covering that tones down your environment sounds and also prevents the device sound from leaking out .
JBL Tune Flex driver unit is 12mm in diameter, bigger drivers are more powerful, and can produce better bass. A driver unit is basically a mini speaker that makes sound in the earbuds, the unit size dictates the sound produced by the device.
The JBL Tune Flex's lowest frequency is at 20Hz, low-frequency response inidcates how well a particular audio component produces 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 generates high audible frequencies and if it 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. 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 longer battery life, you get to use it for longer and have to charge the device less often.
This is given by the manufacturer, and JBL Tune Flex's case is said to have a full charge of 24 hours. A charging case with a longer battery life 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 recommended to charge fully the battery before using the earbuds for the first time. The JBL Tune Flex have a battery level indicator, an indicator shows you when the earbuds has a low battery. The battery indicator lights show the charging state of your device and charging case.
The JBL Tune Flex use USB TYPE-C, an industry-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 enables data movement between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. JBL Tune Flex have a 10meters distance to connect via Bluetooth.
JBL Tune Flex support AAC, a codec 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.
Since its 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 , 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 intended to reduce noise from the earbuds' 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 channel ambient sound so that they can still be heard even while wearing the earbuds
If misplaced in a room, or can't be found in your bag, the JBL Tune Flex have a find earbuds feature. JBL Tune Flex support fast charging.
Most often, technologies like MediaTek’s Pump Express, are used to reduce the time it takes to charge the earbuds. The JBL Tune Flex support multipoint of 2 connections, the multipoint feature allows you to link to more than one Bluetooth device and switch between them. For example, you can easily switch calls from one device to another without manually disconnect and reconnect.
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 access the volume control, pause, play, mute, etc whichever functions are supported on the device. JBL Tune Flex support voice prompts.
With voice prompts, you receive information via audio messages, like if there is a problem with the connection. The JBL Tune Flex come with a special case. Carrying earbuds openly, or placing them inside your pockets without a cover can easily damage them.
