Powerology Lifestyle BT Sunglass with Touch Control+ Bright Black Lens – Black

-Bluetooth Frequency Range: 2.402GHz–2.480GHz

-Frequency Response: 20Hz–20KHz

-Music Playtime: 8H (@60% Volume)

-Battery Capacity: 2×90mAh /3.7V

-Talk Time: 6H (@60% Volume)

-Charging Interface: Magnetic

-Transmission Distance: 10m

-Low Power Consumption

-Voice Assistant Ready

-Smart Touch Control

-Smart Auto-Pairing

-Recharge Time: 2H

-Bluetooth Calling

-Bluetooth Stereo

-Bluetooth: V5.4

-UV Protection

-SNR: ≥ 90dB

-Low Latency

-Hi-Fi Sound

-Input: 5V/1A