K2 Smart Glasses Earphone bluetooth Wireless Headphone Anti-Blue Sunglasses for Men Women Fashion Glasses – B 5Pcs

Features:
1. Care for both eyes, improve work efficiency, anti-blue light lens has anti-radiation function, improve long-term care for the computer eye dry state, improve the work efficiency.
2. Safe travel, do not miss the call, tap the switch button to answer the call, semi-open smart speaker can relieve ear pain, free hands.
3. Use TR+ metal frame / mixed material to reduce its own weight; refined design for the wise and stable characteristics of the wearer.
4. Silicone movable nose pad: silicone nose pad can better adapt to different nose types, reduce the burden of nose bridge when wearing, and it is more comfortable.
5. Fast charging, long standby 80h; built-in large-capacity lithium polymer battery.
6. External speaker/USB charging port: Use external speaker to eliminate ear pain caused by long-term wearing of earphones, USB charging interface, innovative dual battery, low power consumption design, long battery life, long-lasting companionship.
Specifications:
General Specification

Model K2
Color Black Frame+ Gold Edge
Type A: Three-layer coated anti-blue lens B: Coated polarized lens
Material Frame, mirror arm: polymer TR90PA
Leg: TPU
Dimensions (cm/ inch) L*W*H=about 145*18*42mm/5.71*0.71*1.65in
Technical Parameters
bluetooth Version V5.0
Transmission Distance 10m
Charging method USB
Battery Capacity 90mAh, 3.7V
Charging Time (h) 1h
Working Time (h) 4-5h
Stand Time(h) 7 days
Waterproof IP64
Product language Chinese and English language
Package Included:
1* K2 Smart Glasses Earphone
1* USB Charging Cable
1* Manual