1. Build a folder, named as Alarm; Put one music file to this folder. Only first song
will be alarm music, if there are many songs in the folder.
2. Keep external U-disk or TF card connect with speaker, which has alarm song
file.
Bluetooth Mode
1. Short press "MODE" key to enter to Bluetooth Mode
2. You can see " BLUE" on LED display and hear a voice
3. Turn on Bluetooth device, such as cell phone/ MID/computer, connect it with a
device named as "HY 870 BT". You will hear a voice after succeed.
Multimedia speaker on Bluetooth mode
In Music playing mode
Press "9" key to select previous music .
Press ":" key to select next music.
Press "
" key to play / pause the music.
Press "V+" key to increase the volume.
Press "V-" key to decrease the volume.
Handset and Hands-free mode
The Bluetooth device has handset and Hands-free function.
Press "
" key to answer a call. Press"
return Bluetooth mode, Bluetooth device and Mobile phone will paired automatically
Usb/microSD player mp3 Mode
When you insert a USB or TF card the mode will automatically turn to USB or TF
card mode otherwise press "MODE" key until you can see on display SCH.
Press "9" key to select previous music .
Press ":" key to select next music.
Press "
" key to play / pause the music.
Press "V+" key to increase the volume.
Press "V-" key to decrease the volume.
LED display show NO D, without external U-disk or TF card
Line-In mode
1. Press "MODE" key to select Audio Input Line In Mode. LINE-IN cable is inserted
in the "AUX" socket to connect external player device or computer audio out.
2. Press "V+" key to increase the volume. Press "V-" key to decrease the volume
FM Radio mode
1. Short press "MODE" key to enter FM Mode from Line in Mode
2. Short press":" key to search station manually forward
3. Short press "9" key to search station manually backward
" key to hang up the call. When