These branded smart Bluetooth V5.3 sunglasses serve as both glasses and headphones, making them ideal for outdoor sports. Product name: Bluetooth sunglasses Model: F06 Bluetooth version: V5.3 Speaker power: 1.2W Play time: about 2.4h Speaker unit: 8 ohm electric 0916 speaker Power-off standby time: about 6 months Microphone: electret condenser microphone Charging time: about 2h
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