Product Reviews, Experiences, and Technical Insights from Thomas J. Hesley
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Sony XB 21 Battery Indicator
The Sony XB 21 Bluetooth portable speaker has a simple battery level indicator LED in the rear button / port panel, just to the right of the USB input port, as shown in the pictures that follow. This displays battery status. E.g. Whether it’s draining or charging, or whether it’s critically low or not when…
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How to Turn On Sony XB 20
We explain how to turn on the Sony XB 20 desktop speaker here. Now most Bluetooth speakers have a Power button that Sony prominently places on the unit so it’s easy to find. Indeed, this speaker is no exception to this, as we find its Power button on the top of the XB 20, as…
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How to Reset Sony XB 21
Show you how to reset your Sony XB 21 Extra Bass speaker to its default settings. Resetting restores the 21 to default state. Plus, resetting erases any earlier paired Bluetooth devices from its memory. Clearing these stops this wireless speaker from pairing to any nearby Bluetooth devices. Also, you might reset to get it ready…
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How to Turn Off Lights on Sony XB 21
This speaker comes equipped with a set of party LED lights that, by default, blink and pulsate in a blue-green color to the beat of whatever you play on the speaker. However sometimes, you may not want a party atmosphere, like when you want to play the speaker while drifting off to sleep or during…
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How to Put Sony XB 21 in Pairing Mode
To pair your XB 21 Sony speaker with a Bluetooth source device for the first time, or to refresh old connection info in that device, you have to know how to start up pairing mode on the speaker. That’s because in this mode, the speaker broadcasts its name and valid connection information over the Bluetooth…
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How to Hard Reset Sony XB 21
Show you how to hard reset your Sony XB 21 Extra Bass portable BT speaker to its default settings. Hard resetting restores this version of the Sony XB series speaker to its default state. Plus, hard resetting erases any earlier paired Bluetooth devices from memory. Then this wiping stops this speaker from pairing to any…
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Sony XB 21 WPC Button Explained
This WPC button on the Sony XB 21 lets you join from two to a hundred compatible speakers together, such that they all play the same program. Why do this? Because, as with the Connect Plus and Party Boost feature on JBL speakers, you get a wider coverage area when you have more than one…
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How to Check Sony XB 21 Battery Life
Covers how to check battery life and level on the Sony Extra Bass XB 21 portable Bluetooth speaker, and also, how to tell if the battery life is fading over time. How to Check Sony XB 21 Battery Life, Current Charge 1. First, Turn ON the XB 21 You won’t be able to read battery…
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How to Charge Sony XB 21
This piece covers how to charge the Sony XB 21. Do this easily through the micro USB power in port, shown in the pictures below. Note that you can still play your XB 21 as it recharges, without raising the charging time by too much. First, pick a powerful enough USB adapter, as no charger…
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Sony XB 21 Charge Time
You charge the Sony XB 21 portable speaker via the micro USB charge port, and to get the quickest charge time and fullest recharge, use a medium current USB charger for fastest yet most cost effective results. Details follow. Sony XB 21 Charge Time: How Long to Fully Recharge According to the specs for this…