Wireless Bone Conduction Sunglasses w/ Microphone Bluetooth

How convenient is it to have your Headphones in your Polarized Sunglasses and not even be able to tell? These are Bluetooth Wireless Bone Conduction Headphones so nothing has to be in your ears like regular earphones.

This is the same technology that the U.S. Military uses so they can keep their ears open and hear everything. 

UV 400 Polarized Sunglasses with touchpad controls. You operate these with your cell phone and they let you listen to music or audiobooks, make hands-free phone calls, active noise-cancellation, voice control, and microphone. IP67 Dustproof and water-resistant.

Compatible with iPhone, Samsung, Android

Function: Headphone Bone Conduction 
With Microphone: Yes
Wireless Type: Bluetooth
Connectors: USB
Support Apt-x: No
Waterproof: IP67 Dust-proof and underwater temporary submersion for 30 minutes at a depth of 1 meter or 3.2 feet.
Communication: Wireless
Active Noise-Cancellation: Yes
Support Memory Card: No
Resistance: 16Ω
Frequency Response Range: 20-20000Hz
Control Button: No
Is wireless: Yes
Vocalism Principle: Dynamic
Support APP: No
Sensitivity: 86db
Style: Ear Hook
Volume Control: Yes