Smart and desktop sunglasses 2 in 1 integrated with Bluetooth speaker STARPHON

Specifications V5.4: Wireless dB sensitivity: 95±3, operating range: 10 meters, battery: 55 mAh, music and call playback time: 5 hours, standby time: 200 hours, charging time: about one hour, input: 5 volts DC, 1 ampere, IPX4 water resistance, JV400 TAC lenses, frame material: PC, transmission power: 6 milliwatts, frequency: 2480-2402 MHz