T20 IPX4 Waterproof Noise Cancellation TWS Bluetooth Earphone

• FF Active noise cancelling 
• Material:PC+ABS
• Noise isolation:Passive+Active noise cancelling
• Driver Size:13mm
• Impedance:32Ω±15%
• Sound Pressure level:117dB±2
• Frequency Range:20Hz to 20KHz
• Max Distortion:≤3%
• Bluetooth Version:Bluetooth V5.2
• Bluetooth Profile:AVRCP,A2DP,HSP,HFP
• Audio Technology:AAC,SBC
• Operation Range:10m,Class 2 
• Waterproff Level:IPX4
• Microphone:MEMS,Omni directional,-40dB±2dB
• Controls:Hall Switch，Touch control for Answer,Track
  selection,Siri activation
• Battery:Erphone:35mAh*2+Case 420mAh,Lithium polymer type
• Battery Life:5.5hrs+24hrs in the case
• Charging interface:Type C
• Charging time:1±0.5hours
• Dimension Earphone:21.7mm*36.5mm*23.6mm
   /Case:66.8mm*25.6mm*57.2mm
• Weight:Earphone 4.3g*2+ Case 31.5g