YES, IT'S HEARING AIDS! 2 in ONE, Bone Conduction Hearing aids, and Bluetooth bone conduction headphones. eEAR-BC-BT-HPH The Bone Conduction Military Grade, Hearing Amplifier aids, with detached pickup high sensitivity microphone, for best sound and voice collection. Very light 30 gr with The Latest Bluetooth (BT) 5.3 Technology

 

Specifications:

 
Battery type: 200mAh Lithium 
Working time: around 10 hours
Charging time: around 2 hours
Driver: bone conduction speaker 
Frequency range: 100Hz-18KHz 
Speaker level: 88dB
Microphone: -42dB
Wight: 35g
USB chaging cable length: 40cm