: Short press the alarm button; an indicator light usually appears on the display when the alarm is active. 3. Bluetooth Pairing
The allows users to adjust display intensity for better sleep comfort. thomson bluetooth digital alarm clock radio btc2138 manual
Look at the top or front of the unit. You will typically find: : Short press the alarm button; an indicator
Equipped with a built-in USB port for charging smartphones or other small devices. : Short press the alarm button