Bicycle Portable Subwoofer Wireless Speakers Power Bank

BEST BICYCLE SPEAKER: Mounting S1 on your bike’s handle-bar, keeping Bluetooth connected, music playback and hands free phone call is all along the way with you; Pressing the power button, S1 turns to a torch light(3 SOS light modes) to enlighten your way; Supporting FM radio and TF card music playback, S1 never let you feel lonely on the go; What’s more, S1 can be used as a power bank, it’s a super Transformers and couldn’t be a better companion on your bicycle.
STUNNING & STRONG SOUND: Built-in 40mm Neodymium stereo amplifier presents you live experience in talking on phone and surprising fullness, excellent sound resolvement gives S1 gorgeous timbre way above average.
Flashlight function for Emergency(3 SOS light modes)
Micro SD/TF Card & Bluetooth Music Player