KCASA Smart bluetooth Glasses USB Earphone UV400 Sunglasses

Features: 1. UV400 Polarized Lens: high purity anti-uv400 lens, 100% shielding UV, clear vision. 2. bluetooth Link Technology: combined with the glasses to connect the phone, can call, listen to music and radio, etc. 3. High fidelity Sound Quality: smart noise reduction HD calls, and intelligent voice broadcast the caller number. 4. Ergonomic Design: elastic legs, suitable for all kinds of cheeks. Description: Item: Smart bluetooth Sunglasses Lens: Blu-ray radiation protection lens Lens Material: Resin Frame Material: Metal & PC material bluetooth Reception Range: 10 meters Music Support: Support for mobile music bluetooth Version: V4.1 Continuous Music Playback Time: 4 hours Continuous Talk Time: 5 hours bluetooth Standby Time: 480 hours Audio Frequency: 20Hz-20KHZ Battery: Built-in 130mA polymer lithium battery, rechargeable Maximum Input Voltage: 5V/DC 500mA Size:145*103*67mm Net Weight: 28g Storage Temperature: -20C-80C Package Included: 1 x Smart bluetooth Sunglasses 1 x USB Earphone 1 x Glasses Package 1 x Glasses Cloth 1 x Charging Cable 1 x English Manual Notes: Please read the instructions carefully before using to make sure that your operation is correct.