Bluetooth 5.0 Polarized Sunglasses Smart Glasses Bone Conduction Stereo Headset

Certification: CE Certification: FCC Vocalism Principle: Dynamic Origin: CN(Origin) Control Button: Yes Volume Control: Yes Wireless Type: bluetooth Is wireless: Yes Support APP: No Number Of Drivers: 2 Plug Type: NONE Package List: User Manual, Charging Cable Impedance Range: up to 32 Ω Bluetooth Version: 5.0 Waterproof: Yes Frequency Response Range: 20 - 200000Hz With Microphone: Yes Features: waterproof, With Microphone, Apple Siri Support, Google Assistant Support