China Supplier Speaker Box Professional Audio - QS210 2*10W/8Ω Touch Screen In-wall Music player with Amplifier – Q&S

1、Descriptions of music controller

2、On & Off ,Standby

On: Turn the on-off key right, it will be powered on.

Off: Turn the on-off key left, it will be powered off.

Standby: Press and hold the “M” key to enter standby; press “M” key to restore the start state

1.FM

Press “ M” key to choose FM mode.

Automatic Search: long press “  ” to start the automatic channel receiving, and the system will automatically save the effective radio stations. Manual fine tuning mode: long press “      ” or “      ” to enter the manual  fine tuning mode; and then short press “      ” or “      ” to manually adjust the current channel. If no key opertaion within 5 seconds, it will save the current channel and exit the mode.
Mute: short press “ ” for mute FM play.
Channel switching: short press “ ” or “ ” to switch the saved channel.
Volume adjustment: short press “ ” or “ ” to increase or reduce+ -
the current volume.

2.USB device
Press “ ” key to choose USB mode. M
When there is no USB device, the screen will display “NO” and flicker; and when there is a USB, it will read the card, and the screen will display “—-” when there is no music or unable to decode, and it will play music automatically when there is music and able to decode.