Fangrui Product Details Innovatively Designed Portable Mini Bluetooth Speaker - Only One-eighth The Size Of Traditional Bluetooth Speakers. Cleverly, It Utilizes The Popular Bone-sensing Vibration Technology To Convert Sound Waves Into Vibrations Of Any Object, Making It Easy To Press To Trigger The Sound Experience You Want, Even On The Go. The Louder The Vibration, The Louder The Sound. Enable Truly Wireless Bluetooth-bone-inspired Induction Technology To Fill Your World With Sound, Turning Any Object Into A Speaker. No More Complicated Sensor Configurations Are Needed, Two Speakers Can Be Connected Wirelessly At One Time, Bringing You Double The Volume And Fun, Easily Forming Any Space And Creating An Immersive Music Scene. The Stand For Musicians - It Provides The Accompaniment To Your Inst Ent Wherever You Go. Plug Your Favorite Tune Into A Guitar Player, Or Put It Into The Sound Hole Of A Piano To Create An Imaginary Automatic Performance. No Matter Where You Go, It Will Inject Power Chords Into Your Jour