New SG-20 Pro Smart Wireless Call Music Playback Full Frame Sunglasses With Blue Light UV Protection Waterproof Glasses

New SG-20 Pro Smart Glasses Wireless Call Music Playback Full Frame Sunglasses With Blue Light UV Protection Waterproof Glasses Description 1.Bluetooth version: Bluetooth V5.4 2. Speaker specifications: 16ohms electric 1509 3. Transmission distance (barrier-free): 10m 4. Battery specifications: 2*80mAh battery with protective plate 6.Charging time: about 2-3 hours 7.Playing time: about 7 H 8. Standby time: more than 80 hours Product Specifications Product model: TWS-SG-20 PRO open directional audio smart glasses Frame color: black Frame material: Anti blue light metal Lens material: Optical material PC/UV400 Wireless version: V5.4 Charging time: about 120 minutes Battery capacity: 2*80mAH (typical value) Charging voltage and current: 4.2V±0.05；60MA Supported modes: HFP、A2DP、AVRCP、HSP BR+EDR+BLE Channel: dual speakers, Wireless stereo sound Products List: 1 * Bluetooth Glasses 1 * Charging Cable 1 * Glasses Cloth 1 * User Manual ( Note : This item comes with original product retail box package!!! ) New SG-20 Pro Smart Glasses Wireless Call Music Playback Full Frame Sunglasses With Blue Light UV Protection Waterproof Glasses