Specifications of Yison E20 Bluetooth Wireless Neckband - Green

Specifications:

• Bluetooth Version: V5.2
• Speaker Type: 12mm
• Charging Time: Approximately 2.5 hours
• Music Time: Approximately 30 hours (at 80% volume)
• Transmission Distance: ≥10 meters
• Sensitivity: -42dB ± 3dB
• Charging Voltage: 5V
• Battery Capacity: 250mAh
• Working Frequency: 2402MHz - 2480MHz