Do you have a question about the Osotto TS-42 and is the answer not in the manual?
Do not use the AC adaptor in wet conditions, or if it is damaged in any way.
Keep all plastic packaging away from babies and young children.
Carefully unpack the base and use the provided screws to attach it to the unit.
Insert 2 x AAA leak-proof batteries into the remote control (not supplied).
Connect the adaptor cable to the unit and plug the mains adaptor into the wall socket.
Do not use the AC adaptor in wet conditions, or if it is damaged.
Use to switch between FM Radio and other audio inputs.
Select previous song or hold to decrease volume.
Play/pause music, hold to change light mode or scan FM channels.
Select next song or hold to increase volume.
Use to play music from a TF card.
Use to play music from a USB stick.
Use to charge any USB device. Output is 5v DC, 2.1A.
Input from any device using a 3.5mm jack.
Connect the left audio channel using an RCA cable.
Connect the right audio channel using an RCA cable.
Connect an FM antenna to improve radio reception.
Connect the 15v 3A power adapter for the unit.
Switch the unit on or off.
Use the '0' key to switch the light display on and off.
Play or pause music, hold to change flashing light mode.
Change EQ tone options (EQ0-EQ5) when playing music (disabled in FM Radio Mode).