In), use an audio cable with plugs (3.5mm in diameter) at both ends, one end is inserted into the earphone port of the mobile phone, and the other end is inserted into the line input port of the player, and then play with the mobile phone.
2. If the player has a USB port (you can plug in a USB flash drive), copy the music downloaded by the mobile phone to a USB flash drive (Android phone uses the computer's resource manager, 9 1 assistant software, or pea pods software, Apple phone uses itune software, whichever works), and then plug the USB flash drive into the player's USB port to play.
3. If the player has Bluetooth function, use your mobile phone Bluetooth to pair with the player Bluetooth, and then use the mobile phone to play music, and there will be sound in the speaker of the player.