Mini Portable Speaker | MD657PS

• Wireless  : V5.3
• Working Distance : 10M
• Battery : 3.7V 1200mAh
• Speaker Driver : 52mmx2
• Frequency Response : 120Hz-20Khz
• Unit Size : 84*84*186mm
• SNR : >95dB
• Power : 5Wx2
• Charging : 5V/1A
• RGB Light 
• 10W output 

When play music, press short for next song/next FM station, press long to turn up the volume.
When play music, press short for last song/last FM station, press long to turn down the volume.
Power Switch: Press long for power on/power off, press short to swith model (USB card/TF card/BT/FM) switch to "line in" if via AUX cable to audio device.
When play music, press short for option of the LED flashing light, press long to open/close.
When play music, (USB card/T card/LINE IN/BT), short press for "play/pause". Under BT mode with mobile paired, when call coming, press short to answer a call hands-free, press again to hand up, press twice to ring up a call. In FM mode, press short to search station automatically, press again to stop searching. Keep the TWS speaker under BT mode without pairing, press the "play/pause"key for 4 seconds either of the speaker until hear a hint and meantime the button light stop flashing, now is in TWS mode, then can paire the mobile.