• Bluetooth 4.1 connection, wide compatibility and more stable signal

• Use 13mm NdFeB drive unit and new composite diaphragm, clear sound, rich in detail

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

• Built-in microphone for hands-free phone calling

• Smart voice prompt for pairing, low battery, incoming call number, power on/off

• Built-in integrated magnets can put the earphone around the neck together when you not using the earbuds

• Soft and ergonomic silicone earbud, comfortable to wear

• Suitable for running, jogging and other outdoor activities
  

Specification:

• Model: H12

• Bluetooth version: V4.1

• Working voltage: 3.1V-4.2V

• Charging voltage: DC 5V
  

• Transmission distance: 10m

• Battery capacity: 110mAh

• Music/talk time: about 8.5 hours

• Standby time: 40 hours

• Charging time: 1.5-2 hours

• Speaker:

• Drive unit: 13mm

• Impedance: 32Ω ± 15%

• Sensitivity: 103 ± 3dB

• Frequency response range: 20-20000Hz

• Distortion: less than 3% at 1KHz 1mW

• Rated power: 10mV

• Max power: 30mV

• Mic:

• Sensitivity: -42 ± 3dB at 1KHz

• Output impedance: 2.2KΩ（max) at 1KHz

• Current: 200-500uA

• Frequency: 100-10KHz

Compatible with:

• iPhone 7/7 Plus

• Samsung Galaxy Note 8

• Other Bluetooth-enabled smartphones and tablets