2*15W Home Theater Sound System Background Music Player

                                          Functions:                                                                                                        

1.L: ground wire.
2.N: connect home wire zero line.

3.USB socket socket (Figure 7): U.

4.USB socket (Figure 9): DC 5V-1A.Mode conversion between

5.MODE: radio, Bluetooth, USB, TF card, AUX.
6 keys can be next to a radio switch on a light press;
The volume increase should be long press this button to increase the volume.

7 button can be on a radio switch on a light press;
Volume decreases need to be long press this key to gradually reduce the volume.

8 keys to listen to music in Bluetooth, TF card and USB device mode
When short press this key to play the pause switch. In radio mode, short press this key
Switch between play and pause, long press (about 3S) this key is automatic search.

9.AUX: external audio input amplifier via 3.5mm interface of the audio line
Computer, mobile phones and other voice amplification.

10 reset button: in the case of a very small number of cards, such as the frequency of the button does not react
Down, press this key to restart the machine.

11 power to open the key, the switch machine can only be asked to click.
12.TF card: TF card is inserted into the gap to the right holder, the biggest support 32G.