Sades 901 uses high performance 7.1 channel decoding chip, can clearly restore kinds of fine and smooth sound.
It comes with protein ear pads, which are made based on the principle of human body bionics, it imitates the construction of our skin. There are small holes, which has the contraction principle.

Specifications:
Model: SADES SA-901
Loudhailer diameter: 40mm
Sound effect: 7.1 simulated sound channels
Frequency range: 20-20KHz
Sensitivity: 114dB +/- 3dB
Impedance: 32 Ohm +/- 15%
Max input power: 30mW
Mic dimension: 6.0 * 5.0mm
Mic sensitivity: -38dB +/- 3dB
Directivity: Ominidirectional
Mic impedance: Below 2.2Kohm
Input plug: USB (USB connection provides power)
Cable length: Approx.3.0m / 9.84ft
Color: Red

Package content:
1 * Sades Black red Headphone
1 * CD