2\Improved wide dynamic range compression algorithm
3\4 wdrc channels & 8 adjustable frequency bands
4\The novel appearance according to the ergonomic design
5\Directional Microphone
6\Industry-leading Adaptive Feedback cancellation technology
7\Adaptive noise reduction on the whole frequency domain
8\Impulse noise manager
9\Built-in Tinnitus Masker
10\maximum power output control
11\3 programs for different environments
12\Low power warning
13\Power on delay
