User Manual

EN-ENGLISH
7. : In USB/TF card/Bluetooth mode, short press it to go to the next song. In FM mode, short
press it to select the next channel after a full station search has been executed.
8. MODE/SHIFT: Short press it to toggle between USB/TF/AUX IN/Bluetooth and FM modes.
Long press it to toggle between recording folder and MP3 folder.
9. ECHO-: Reverberation volume down control button.
10. ECHO+: Reverberation volume increment control button.
11. REC/DEL: Short press it to enable recording. During recording, reverberation should be tuned
to the minimum. Long press it to delete a recorded file. Recording in Microphone mode is available.
12.
: Short press it for light mode.
13. Microphone volume knob.
14. Power switch.
15. DC 5V recharging port.
16. Recharging indicator light: When charger is connected, the red light turns on. When the device
is fully charged, the blue light turns on.
17. AUX IN: External sound source input port (plug-and-play).
18. Microphone input jack. (the microphone is not included)
19. TWS: Turn on two identical speakers you want to pair, both under BT mode.
Short-press the TWS button, speaker will make a tone and start to pair, a tone will be audible again.
Make Bluetooth connection with your mobile phone to play music by the two paired Speakers to
create more powerful surround sound effect.
20. EQ: In USB/TF/AUX/Bluetooth mode short press it to select an environment mode (from NOR,
POP, ROCK, JAZZ, CLA, CVB).
VI. Technical specifications
1. Bluetooth version -V5.0
2. Bluetooth channel emission power -0.5Dbm
3. FM Radio frequency -87.5-108MHz
4. SW Radio frequency -100Hz-20KHz
5. AUX in input - 3.5mm
6. USB slot -playing function
7. Power Source -5V
8. Power Consumption -16W
9. Impedance -2Ω
10. S/N Ratio
≥
125db
11. Distortion
≤
1%