＊ Nd wave by infrared remote controller under the

   conditions of fixed upright installation of the

   phased array speaker.
＊ Built-in sound effect handle,e.g.,built-in digital

   equalizer can improve sound quality perfectly
＊ Perfect sound quality and performance,easily use and

   installation,makes it widely used in various

   conditions and low sound loss to improve sound

   definition effectively
＊ Ry power supply,built-in digital amplifier
＊ Merging general line signal input with fixed

   amplifier's ower signal input(70V or 100V),and

   optional input sensitivity
＊ Built-in sound effect handle,adjustable volume and

   tune
＊ LED lattice display,infared remote controller