Feature 1. There are integrated buttons on the ear shell, which can switch three kinds of sound effects of game/audio/video / live broadcast with one button, so as to easily experience a variety of professional sound effects; 2. The effect of slide color and diamond cutting aesthetics show the unique personality of players; 3. High performance 50mm moving coil unit, mellow bass, and bright treble; 4. The head beam is made of imported high toughness materials, and the lightweight fuselage design makes it comfortable and pressure-free to wear for a long time; 5. The plug-in wheat can be bent at will, with clear and sensitive reception and convenient storage. 6. The simulation design of tilt in-ear independent cavity is more in line with the ergonomics principle; Support wireless / wired mode, suitable for various scenarios.                                                                                                              Specification Microphone Mic dimension Ø 4.0  mm   Sensitivity -42±3dBV   Directivity: Omnidirectional     Impendance ≤  2.2KΩ   Speaker Speaker dimendion  50mm   Sensitivity（SPL) 100dB±3dB   Impendance 32Ω±15%   Frequency response 20---20KHz   Pated power10 mW   Max power 20 mW   Electronic specification  wireless version         2.4GHz ISM   Transmitting power   7dBm   Receive sensitivity   -82dbm   Transmit distance    ≥10M   Time of endurance   8-10H   Battery capacity      1000mAH   Max output power     ≤20 m W   Virtual7.1 chip set        SSS1517   Electric character SNR     ≥-75dB   THD  ≤1%   Working Valtage 3.7V   3.5 voice frequency 1.2M ( accessories）   TYPE-C charge cable 1M (accessories）   Weight 315.5g (with transmitter）