Lechnical Speaker,Bone Conduction Speakers Wirelessly BT Speaker Bone Conduction Speakers Mini Portable Loud Stereo Sound Built-in Mic Sound Box 2 Pack

Bone conduction speaker, a DIY sound experience, place it on different surfaces such as plastics storage box, glass, wooden desk can provide you various sound effects. Features advanced BT 5.0 chip supporting BT connection and TWS-enabled. Quality sound effect, up to 115db powerful sound volume, full bass and loud treble. Built-in 400mAh lithium battery, up to 6 hours playing time after 1 hour fully charged. Mini and compact size, convenient to carry and perfect decoration. Mini and compact size