• Bluetooth 4.2 connection, wide compatibility and more stable signal

• HD stereo sound offers you incredible sound experience with deep bass and crystal clear treble

• Built-in microphone for hands-free phone calling

• Soft and ergonomic 30 degree rotary earbud, comfortable to wear

• Suitable for running, jogging and other outdoor activities

Specification:

• Bluetooth version: 4.2

• Battery capacity: 65mAh

• Frequency: 20Hz-20KHz

• Output sensitivity: 86dB±3dB

• Microphone sensitivity: -42dB±3dB

• Driver unit: 10mm
  

• Resistance: 16Ω+10%

• Rated power: 3mW

• Charging time: about 1 hour

• Working time: about 3.5 hours

• Standby time: about 60 hours

• Transmission distance: 10m

Compatible with:

• iPhone 8/8 Plus/7/7 Plus

• Samsung Galaxy S9

• Other Bluetooth 4.2 enabled smartphones and tablets