Jbl Tune Flex Review

IP ratings is the rating of protection given by a casing, against solids and water. The letters 'IP' are followed by two values The first value of the IP rating refers to protection against solids such as dust, while the second refers to resistance against liquids (sweat).

Having a value of 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 consider a lower weight best because lighter devices are more comfortable to move with.

For a device to be true wireless it should have no wires linking any part of the device together, JBL Tune Flex are true wireless for this matter since they don't have cables. This is a major distinction since wireless earbuds have cables linking the 2 earbuds together. JBL Tune Flex are resistant to sweat JBL Tune Flex 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 uses advanced technology to reduce ambient sounds. How it works, it studies the sound pattern of incoming noise and after inverts the soundwaves to counter it. Simply put, it's like having +1 (sound from your surrounding) then adding -1 (counter sound by the device) to make 0 thus "diluting" the noise.

The JBL Tune Flex have Active Noise Cancellation enabling you to listen at lower volume levels, causing less ear fatigue as you don't need to crank up the earbuds volume to outcompete background noise. The JBL Tune Flex sit well in place, this creates a sound seal that tones down background sounds and also prevents the device sound from leaking out at the same. The JBL Tune Flex driver unit is 12mm in diameter, the bigger the unit the more powerful, therefor producing better bass.

The driver unit is basically a mini speaker that produces sound in the earbuds, its size determines the sound produced by the device. The JBL Tune Flex's lowest frequency is at 20Hz, low-frequency response measures if and how well an audio device generates low recognizable frequencies and if it alters the signal on its way through. The JBL Tune Flex's highest frequency is at 20,000Hz, high-frequency response tells how well a particular audio component produces high recognizable frequencies and if it makes any changes 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. 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 usually given by the manufacturer, and with more battery hours, you get to use it for longer and requires fewer chargings. The battery life of the charging case is given by the manufacturer, and JBL Tune Flex's case has 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 takes 2 hours to fully charge the JBL Tune Flex's battery. It is recommended to charge fully the battery before using the earbuds when they have been unused for long periods. The JBL Tune Flex have a battery level indicator, an indicator alerts you when the device has a low battery.

Its lights show the charging state of your device and case. The JBL Tune Flex support 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 movement between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves.

The JBL Tune Flex have a 10meters distance to connect 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 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 iPhone. If you are planning on using these with Android , ensure that they also support aptX HD, LDAC, or LHDC as well.

The JBL Tune Flex have 4 microphones. The JBL Tune Flex have a noise-canceling microphone, these microphones are intended to reduce noise from the desired sound. The JBL Tune Flex microphone sensitivity is measured at -38dBV/Pa.

The vastness 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 sound that the microphone can recognize. JBL Tune Flex support ambient sound mode, which uses microphones to channel ambient sound to still be heard even when wearing them When lost in a room, or can't easily find them in your bag, JBL Tune Flex support the find earbuds feature.

The JBL Tune Flex support fast charging. Usually, technologies like MediaTek’s Pump Express, are used to lower the amount of time it takes to fully charge the earbuds. JBL Tune Flex have a multipoint of 2 connections, the multipoint feature allows you connect to more than one Bluetooth device and switch between them.

Say, you can easily switch calls from one device to another without manually disconnect and reconnect. The JBL Tune Flex have a mute function, they support the option to mute/unmute a conversation directly from the device. With the JBL Tune Flex, so you can access the volume control, pause, play, mute, etc whichever features are supported on the earbuds.

JBL Tune Flex have voice prompts. With voice prompts, you receive information through audio messages, like if there is an issue with the connection. JBL Tune Flex come with a special pouch.

Carrying earphones openly, or placing them in your pockets without a cover can easily damage them.