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Overview and Specifications:

Each texture is rigorously inspected, and each arc is repeatedly polished, each color is subtle. This is the details and attitude.
Using CNC ingot prototypes to create metal sound chambers using CNC precision technology
Diamond cutting and forming make the outline look refined
The metal surface is anodized for easy discoloration and safer.
Bluetooth version: V4.1
Working distance: ≦10 meters
Charging voltage: DC 5V 
Working voltage: DC 3.7 V
Battery capacity: 45mAh
Frequency range: 20Hz-20KHz
Speaker impedance: 16Ω +/- 10%
Loud speaker size: 8mm
Rated power: 2mW
Sensitivity: 102+/- 3dB 

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