M39 TWS Wireless Earbuds Bluetooth Earbuds Touch Control Noise Reduction Waterproof Stereo Earbuds Headset with Mic

M39 Description:

• Brand Name: DAMIX
• Model no: M39
• Wireless Type: Bluetooth
  
• Bluetooth version: 5.1
• Charging compartment battery capacity: 1200mAh
• Working hours: 12 hours
• Standby time: 220 hours
• Mode of operation: Touch
• Waterproof Grade: IPX7
• Battery voltage: 3.7V
• Input voltage: 5V
• Distance: ≥10m
• Speaker: 20-20khz
• Bluetooth operating frequency: 2.402-2.48Ghz