1. Through active anti-noise design, the user's hearing is protected from damage and injury,
and the comfort of the user's hearing in harsh noise environment is improved.
 2. Communication function, based on the advantages of active anti-noise design, can provide clear
communication sound listening and picking effects from various communication systems.
 3. It has the intelligent filtering function of complex environmental sound, and can intelligently and
automatically select to make normal environmental sound enter the user's auditory system. It can
avoid any auditory blockage caused by the active anti-noise system, and enhance the vigilance and
response of soldiers in any tactical environment due to the enhancement of sound.
 4. It has multi-mode switch function so that the corresponding response
mode can be selected according to the different user environment.
 5. As one of the accessories of communication products,
it deeply considers the electromagnetic compatibility standards of EMI and EMC related
industries in circuit design, which can effectively avoid electromagnetic interference.
 6. Various kinds of low power consumption components are matched together, with ultra-low
power consumption, so that users can use it for a long time.