Portable Mini 2 in 1 Wireless Bluetooth Speaker Wireless Earphones Two-in-One TWS Subwoofer Stereo Hands-Free Multi-Function TF Card FM Radio

1. To switch music or FM: short press M,2. Last song/Next song: short press the volume key(0.5 s)3. Turn up/down the volume: Long press the volume key(2 s) Press the power button for the first time to switch FM channel and search automatically, and press the power button for the second time to cancel the search. It will take several minutes to search the entire space station.After the search, you can press the volume button to select your favorite channel. TWS serial mode1.Two Speakers of the same model start up at the same time2. Long press The M key after power on until the sound is emitted and the speaker is paired..syi