YISON Earphones E17, Bluetooth 5.0, multipoint, magnetic

Technical Specifications:
Version: V5.0
Working Frequency: 2402MHz-2480MHz
Sensitivity: -92dB
Range: 10M
Best work range: 5M
Max Headset Power: 10mW
Audio S/N: 94dB
Frequency Response: 20-20Khz
Speaker Type: 10mm
Impedance: 32Ω ± 15%
Battery: Lithium Battery 3.7V/110mAh
Music TIme: About 8 Hours (70% Battery)
Talk Time: About 7 Hours (90% Battery)
Charging Input: Micro USB