Mini Bone Conduction Wireless Speaker

Bone Conduction Speaker-- It's the world's smallest bluetooth speaker that can turn anything hallow into a speaker. It will give you a DIY sound experience, just place it on different surfaces such as luggage box, guitar, wooden desk, pillow, card boxes. Different surfaces, different sound effects. Super Mini Speaker in Tiny Size-- The diameter of the speaker is about 4cm/1.6inches, small and portable, you can put it in your pocket or bag, carrying it anywhere anytime. A very suitable gift for Christmas, Halloween, thanksgiving Day, New Year, Back to School, birthday gift for sons, father and friends. Small But Powerful Speaker -- the hummingbird speaker can be quite powerful reaching up to 115db, and it allows you to customize the tone quality. It's suggested to work on thin object, such as hallow plastic box or bucket. Easy Bluetooth Pairing--The bone conduction speakers are connected by bluetooth. Two hummingbird speakers bluetooth can be paired automatically, which will give True