JBL Charge 4 Specs Watts RMS

The Charge 4 JBL Bluetooth speaker by Harman Kardon is a moderate to medium power, desktop style unit with sufficient music watts in its specs to fill a typical size room with full sounding tunes. It also has a built in power bank for recharging light to moderate duty phones and smaller tablets. But what … Continue reading JBL Charge 4 Specs Watts RMS



JBL Charge 4 Software Update Instructions

Here’s our JBL Charge 4 software update instructions.  This routine can take up to thirty minutes to finish, depending on the speed of your internet link.  Plus, you can’t undo it once done.  That is, you won’t be able to return to any prior firmware version after installing a software upgrade.  So, be sure that … Continue reading JBL Charge 4 Software Update Instructions



How to Bass Boost JBL Charge 4 Speaker

You can adjust the bass response of the JBL Charge 4, by turning on and off its bass boost mode. Now when ON, bass boost makes the passive bass radiators on this speaker vibrate a lot more, and adds a decidedly “thumpy” quality to the content playing. But when OFF, you get a more flat … Continue reading How to Bass Boost JBL Charge 4 Speaker



JBL Charge 4 Red Light Stays On, How to Fix

Many JBL speakers, including the Charge 4, have a light that glows or blinks red when the battery is almost out of power. In the case of the Charge 4, we find this lamp in the battery gauge on the front of the speaker’s base. Sometimes though, this red light stays on or blinks for … Continue reading JBL Charge 4 Red Light Stays On, How to Fix



JBL Charge 4 Pairing Instructions

This post gives JBL Charge 4 pairing instructions, to link this speaker with common source devices like the iPhone, iPod Touch, and the iPad line of Apple phones and tablets.  A routine with some small modifications also works for Android phones and tablets. JBL Charge 4 Pairing Instructions, Step by Step With your JBL Charge … Continue reading JBL Charge 4 Pairing Instructions



How to Put Charge 4 in Pairing Mode

To pair the Charge 4 BT speaker with a Bluetooth source device for the first time, or to download the connection information for the speaker onto that device, you must know how to start off pairing mode on the speaker.  In this mode, the Charge 4 broadcasts its Bluetooth name and current linkage data over … Continue reading How to Put Charge 4 in Pairing Mode



How to Pair Charge 4 BT Speaker

This post shows how to pair a Charge 4 Bluetooth speaker with common source devices like the iPhone, iPod Touch, and the iPad line of Apple phones and tablets.  A routine with some small variation also works for Android phones and tablets. How to Pair the Charge 4 Bluetooth Speaker, Step by Step With your … Continue reading How to Pair Charge 4 BT Speaker



Charge 4 Hard Reset Instructions

These Charge 4 hard reset instructions show how to hard reset the Charge 4 Bluetooth speaker from JBL.  Resetting puts the unit back into its default factory state. Plus, it wipes any earlier paired Bluetooth devices from memory, and so, stops the speaker from pairing to any nearby Bluetooth devices after the reset. Also, hard … Continue reading Charge 4 Hard Reset Instructions



JBL Charge 4 Factory Reset Instructions

These JBL Charge 4 factory reset instructions show how to reset your JBL Charge 4 Bluetooth speaker.  Factory resetting returns the speaker to its default factory settings. It erases any earlier paired Bluetooth devices from memory, and stops the speaker from pairing to any nearby devices afterwards. Also, factory reset it to get the Charge … Continue reading JBL Charge 4 Factory Reset Instructions



How to Restart Charge 4 Bluetooth Speaker

We show how to restart your Charge 4 Bluetooth speaker.  Restarting returns the speaker to its default factory settings. It erases any earlier paired Bluetooth devices from memory, and stops the speaker from pairing to any nearby Bluetooth devices after the restart. Also, restart it to get this BT speaker ready for sale or re … Continue reading How to Restart Charge 4 Bluetooth Speaker