--In-ear design helps you keep an eye on your surroundings, avoid danger and enjoy music

--Open solution: allows you not only to listening to music, answer calls, but also to hear notifications from glasses, while listening to the world around you

--The sunglasses have built-in noise-canceling microphones that allow you to make and receive calls

--Transmission distance: 33 feet (10 meters)

Feature:

1. Use Noise Canceling Microphone: This wireless Bluetooth-compatible 5.0 has wide compatibility. So these glasses are perfect for cycling, running, driving, boxing, fishing, playing basketball, shopping and other outdoor activities, you can easily make calls with high-quality sound.
2. High performance: charging time is 2 hours, standby time is 6 hours, playing music for about 3-4 hours (depending on the volume and sound source), continuous talking for about 4-6 hours.
3. IPX7 Waterproof Sunglasses: Our wireless Bluetooth-compatible 5.0 sunglasses are designed with good waterproof effect, which can easily resist sweat and rain. The glasses are perfect for sports, music and calls.

Description:
Product Name: Smart Bluetooth Glasses/Sunglasses
Lens: anti-blue light lens;
Lens material: acrylic;
Frame material: ABS+PC;
Speaker type: dynamic speaker;
Microphone: -40dB±3dB;
Compatible profiles: A2DP, AVRCP, HSP, HFP;
Transmission distance: 33 feet (10 meters);
Battery: Rechargeable Li-ion 75mAh;
Continuous playback: 3-6 hours (normal volume);
Standby time: 10 days;
Charging time: 2 hours;
Waterproof grade: IP7;
Bluetooth-compatible version: CSR5.0;
Working temperature: -10°C-+50°C Humidity 0-90%;
Packing list:
1 x Bluetooth-compatible glasses
1 x USB cable
1 x glasses cloth
1 x instruction manual
1 x packing box
Note:
1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding.
2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.