Smart Bluetooth 5.0 glasses directional polarizer

Product advantages:
Frame Material: PC material
Lens material: resin, polarizer,resistant UV400
Bluetooth distance:10 meters
Support mobile music
Bluetooth version: V5.0+EDR
continuous talk time: about 4-5 hours
Standby: 150 hours
Playing music: about 3-4 hours Earphone power:32/0.5W Net weight:32g
Features: Headset features: high-fidelity metal headphones, super heavy bass , inear-style headphones, pluggable. rotation,light wear no clothing comfortable feeling of pressure, in-ear headphones, long wear and painless with touch keys, Phone more convenient.
frequency: 20Hz-20KHZ
Lithium battery: built-in 200mA polymer lithium battery
Maximum input voltage: 5V / DC 500mA
storage temperature: -20 ° C-80 ° C