6. NEXT : During USB/Micro SD playback, short press this button to select next song, During Radio Channel
mode, short press to move to next pre-memorized station channel number, long press to increase volume.
7. EQ: : Select EQ modes:JAZZ/ROCK/POP/CLASSIC,four kinds of music EQ type.
8. AUX IN : This is for connection of external audio input source.
9. MIC-IN: This socket is for 3.5mm stereo micphone.(also support 6.5 mm Micphone socket by a adapter
plug)
10. Red LED: This indicates when battery is charging.
11. POWER Switch(ON/OFF): This is the master power switch for the device.
12. DC-12V Socket: This is for the 12 Volt DC input power source both for playback and/or charging.
13. VOLUME: Turn to increase or decrease of master speaker volume.
14. MIC VOL: Turn to increase or decrease of the Micphone’s volume.
15. MIC ECHO: Turn to increase or decrease of the ECHO’ volume of the Micphone.
16. BASS: Turn to increase or decrease of the Bass volume.
17. TREBLE: Turn to increase or decrease of the treble volume.
18. SINGLE REPEAT: Shortcut key for the single song repeat playing mode.
19. JAZZ/ROCK/POP/CLAS: Shortcut key for EQ mode of JAZZ/,ROCK/ POP/,CLAS/
20. RECORD: Firstly you need to plug in a external flash memory like USB OR Micro SD/TF card, Press this
button to enter into the record function, press this key again, you can record the voice file into the external
flash memory which you insert lately. When you want to finish your record, press RECORD again,the file
will be kept in the external flash memory and play it automatically. If you don’t insert external flash
memory, the record function can’t be played. During the record mode, please do not press any other keys
before the system record and store successfully in case of system mistakes. If you operate it wrong like
this, please restart the speaker system.
21. : This battery logo on the LED display indicates the speaker is enough in battery.When it is flashing, It
indicates the speaker battery is low. It is a normal situation when the speaker playing is been cut down or
restart. Charging time takes 5-6 hours.
BLUE-CONNECT INTRODUCTION
1. The Blue-connect module is built in the PCB of the speaker system which could connect with other Blue-
connect device for audio decoding. Operation steps:
I. Turn on the speaker, it automatically works in Blue-connect mode within several seconds.
II. When you see the LED display “BLUE” , it means the Blue-connect device of the speaker is waiting for
connection with other Bluetooth device.
III. Use your mobile phone/Notebook/Tablet PC/MID etc Bluetooth device searching, you will find the speaker’s
Blue-connect device mode”BB-5570USBTB” in your Bluetooth device. Click connect and wait for it shows the
device in successful connection.
IV. IV. If connection failed, please try to turn off the speaker system and restart the speaker meanwhile reset
your under matching Blue-connect device for repeating the operation of connection until it matches successfully.