Smart Bluetooth Audio Stereo Call Listening to Music Myopia Anti Blue Light Multi functional Glasses

Wearing method
Head mounted style
Waterproof level
IPX5
Headphone category
True wireless earphones
Noise reduction function
Active noise reduction
Battery life
12 hours (inclusive) -18 hours (exclusive)
transmission distance 
15m and above
Bluetooth function
Bluetooth 5.4
Is it equipped with a screen
Without a screen