Today we take a closer look at the ultralight and very compact Bluetooth speaker JBL GO 4, which has really made significant progress in several aspects compared to its predecessor GO 3. Among its full range of features, perhaps the most important is the 10% enhancement of the bass spectrum transmission and a fifth increase in the total volume.JBL Bluetooth speaker battery
or monitor its charge level. The Bluetooth version has also been upgraded and features Auracast technology, allowing stereo pairing or wireless connection with multiple supported speakers in party mode.In addition to the changes in the surface design, including the placement of a wider and more comfortable touch control strip for greater practicality, as well as the distribution of the control elements, the device also features a number of technical improvements. The first thing to mention is the compatibility with the JBL Portable application, through which you can make the desired adjustments to the five-band equalizer, save
JBL GO 4 Bluetooth speaker battery
The operating time has increased from 5 to 7 hours, and if you sacrifice the frequency adjustments by turning on the PlaytimeBoost function, you can add another 120 minutes. Since the high coverage ensures protection against dust and water, the owner can remain completely calm even in the event of a pool accident, which also applies if he plans to take this space-limited companion on outdoor trips in more demanding conditions. However, the GO 4 is perfect for any scenario where the emphasis is not on large performances and moving furniture bass, which is why it offers a full but above all clean sound for its size, such as when working or relaxing in the garden, as well as when listening to your favorite performers in the living room.
The smallest JBL wireless speaker has a power of 4.2 W RMS. With its 90 mm or 20-inch driver and a frequency range of 45 Hz to 1.75 kHz, it achieves an exceptionally rich and clear sound commensurate with its size. It is powered by a 3.8V lithium-ion polymer
JBL GO 4 Bluetooth Speaker Battery
With a capacity of 850 mAh, according to the manufacturer, it reaches maximum capacity in 3 hours, after which it can provide JBL GO 4 Bluetooth Speaker Battery
up to 7 hours of playtime (plus two hours. when PlaytimeBoost is on). Wireless communication is provided by Bluetooth version 1.6 with A5.3DP V2 and AVRCP V1.4 profiles, while the IP 67 rating prevents the penetration of dust particles, while immersion in water at a depth of 30m for 1 minute does not damage the device. GO 4. When testing the signal range, I exceeded the 100-meter limit in an open area of the garden, while in the house only the farthest corner above the bathroom, a few doors and metal architectural elements. JBL GO 4 Bluetooth Speaker Battery
Starting from a state of being turned off due to low battery, the speaker reached 60% in the first half hour of non-use, reaching a maximum of 28 hours and 10 minutes in total.
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