Product information:
Model: GG-EF03
Place of Origin: Mainland China
Color classification: Standard version, high version, extreme version
Product parameters:
Output power: >=600mW+600mW
Adaptation headphone impedance: 16-600 ohms
Total harmonic distortion: <0.005%
Signal to noise ratio: >=120DB
Frequency response: 10-30K HZ
Input and output: standard 3.5MM interface
Endurance time: 5-9 hours, different usage time for songs, volume, gain, etc.
Charging interface: standard MICRO USB 5v
Charging current: using 5V/1A/2A, etc., the maximum charging current is automatically limited to 1A)
Volume: 110*41*11 (length*width*height)---maximum size (including knob)
Weight: machine net weight: 120g
Lithium battery capacity: the basic parameters of the battery are about (7.5W 4.2V 1600mA)

Packing list:
Audio appliances*1