Tip: Half-drill push pin
Output: 4mv
Impedance: 450Ω
Frequency response range: 10HZ-30KHZ
Resolution: 25DB

Balance degree: 0.5DB
Impedance matching: 47KΩ
Recommended needle pressure: 2g
Effective acupuncture pressure: 1.9g-2.4g
Time to enter the state: 25h
Material: Plastic + Metal
colour: Random Color
Note: Random color, don't accept the specified color.

Package Contents:
1 x M1 Diamond Stylus