User's Manual

Bluetooth Mode:
1. Power on the unit, the light on the top of speaker will flash quickly with the
voice which means the speaker is in defaulted bluetooth mode and waiting for
pairing.
2. Then you can searching the Bluetooth device “D40F” on your cell phone or
other devices, then you will hear”didi” sound when the unit is paired
successfully.
3. Short Press the key to pause or play the music.long press for
disconnect the bluetooth.
4 LongPress / key for next/previous track selection
5 short Press / key for Volume up/down
.
Handfree function:
In Bluetooth mode, when there have a phone call coming, you can press the
key on the speaker to pick up the call directly and press it again to hang
up.
To reject call, quickly press twice to reject
AUX Mode:
Power on the unit, using a 3.5mm audio cable to connect your phone or other
devices with the “D40F”, the LED of this speaker will become red which was
indicate the speaker turns into AUX mode. Then you can play the music via
your phone or computer.
Attention: only worked for volume adjust. Pls change the music
through your device.
TF Mode:
Power on the unit, insert TF card into the speaker slot, the LED of this speaker
will become red which was indicate the speaker turns into TF card mode.