LED Flashing light portable wireless speaker
Short press to switch model (USB card/TF card/wireless/line in/FM)
When play music, press short for last song, long press to trun up with volume
Power switch. Press long for power on/power off. When play music (USB card/TF card/wireless/line in), short press for "play/pause", in FM mode.
press short to search station automatically, press again to stop searching. Under bluetooth mode with mobile paired. When call is coming, press short to answer a call hands-free, press again to hand-up, press twice to ring up a call
Press short for option of the LED flashing light, press long to close the LED light.