The Bone Conduction Audio Mask is a mask equipped with a bone conduction speaker that enables you to listen to music or make group calls through a 1W dual speaker by linking with a smartphone using Bluetooth 4.0.
This product adds an activated carbon filter that can be exchanged once every two weeks to prevent microscopic dust such as bacteria, dust and PM2.5, and bone conduction does not block the ears, so it is safe to hear ambient sounds even when jogging. . Another advantage is that there is no need to carry earphones.
This product is equipped with a 350mAh lithium polymer battery and can be used continuously for 15 days and 7 hours in standby mode when charged. The speaker has a volume control, a call button, and a multi-function switch, and you can operate this part even when making a group call with a colleague within 15m. It costs $99 and a replacement filter is $19 for a set of five. Related information can be found here .