Press or TUN+ to select the specific preset number slot you want to assign to that station. Press CLOCK / MEMORY once more to store it.
Whether you are trying to configure the ?
Press and hold the (or ALARM 2 ) button until the alarm time starts flashing.
To stream music, podcasts, or white noise from your smartphone: thomson bluetooth digital alarm clock radio btc2138 manual
Repeat the exact process using the button.
The display will flash options for your wake-up sound. Toggle between "BUZ" (Buzzer) or "RAD" (FM Radio). Press ALARM 1 to confirm your choice.
or button to switch to Bluetooth mode (the display typically shows "bt" or a flashing Bluetooth icon). On your phone/tablet, search for or Thomson in the Bluetooth settings and select it to pair. Press or TUN+ to select the specific preset
Search for available devices and select (or a similar naming convention like 'Thomson'). If prompted for a password, enter 0000 .
: Critics have noted that the alarm may trigger at a high volume immediately without a gradual "crescendo" rise, which may be jarring for some. Setup Quick Start Guide Power On : Plug the DC adapter into a standard wall outlet.
The LED/LCD display will light up, indicating the device is powered and ready for programming. Installing the Backup Battery Press and hold the (or ALARM 2 )
The BTC‑2138 is equipped with —a great feature if you and your partner have different wake‑up times or if you simply want a backup alarm. You can wake to either the buzzer or the FM radio .
Use the or TUN+ buttons to select your desired wake-up hour.
The unit will power on and the LED display should light up. If nothing appears, double‑check the wall outlet with another device.
The Thomson BTC2138 sits at the intersection of familiar morning ritual and modern convenience: a bedside clock radio reimagined for an era when Bluetooth streaming and compact digital design have become baseline expectations. This essay explores the device from three complementary angles — design and features, usability and setup (actionable steps), and tips for getting the most out of an older-style bedside audio hub — so you can decide quickly whether the BTC2138 fits your needs and how to use it confidently.
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