To know whether you face a problem with your JBL speakers or iPhone, you can try connecting either of the two devices with some other smartphone. PartyBoost allows you to sync several JBL speakers wirelessly. If you cannot connect your iPhone to the JBL speakers, you can try the method that we have mentioned above and other than that, you can also try restarting or resetting your iPhone. For a speaker of this size and form, sound quality is impressive. The steps that we have mentioned above are almost the same for every iPhone and JBL speakers model. JBL speakers are widely known for giving outstanding sound quality to users, and you can conveniently connect them with your iPhone. If the problem is related to the hardware of your speaker, then you will have to take it to the service center immediately because you cannot do anything about the hardware problem on your own. While it doesn't produce as deep a bass as the JBL PartyBox 710, the 310 is a bit smaller, battery-powered, and comes with a built-in telescopic handle and wheels.
However, if you are still not able to establish the connection between the two devices, then there is a possibility that your JBL speaker is facing a hardware problem. The best JBL Bluetooth speaker we've tested is the JBL PartyBox 310. Resetting JBL speakers takes only a few minutes, after which you will be able to connect two JBL speakers to your iPhone. Factory reset on any device instantly fixes the minor issues that the device might be facing, and it also works with JBL speakers. If you cannot connect your JBL speakers to your iPhone because of some bug, you can try resetting the speakers. It is not possible for you to instantly know what the problem is that your JBL speaker is facing because of which you are not able to connect them to your iPhone. Sometimes, if you cannot connect your iPhone to the JBL speaker with the steps, there must be some problem with your speaker. These were all the steps that you have to follow to connect JBL speakers to the iPhone.
Related: How to Connect JBL Speakers Together What To Do if the JBL Speakers are not Connecting With the iPhone? If the connection is proper between the two devices, you will hear the top, not sound quality coming out of JBL speakers. JBL have just launched the L52 Classic, little brothe. This is the last step in which you have to play any audio on your iPhone to check if your phone and JBL speaker are connected correctly. It is fair to say that it is now considered an Iconic speaker.