Mingle mall Rangsit has made Sound system for public relations announcements within the mall which is divided into public relations noise in the mall and the parking lot to be heard all over the desired point. The installation focuses on a clearly audible location. Do not turn up the volume By using a separate power amplifier to control the volume in a limited band as much as possible.

The main audio equipment used in the system consists of

Product manufactured by NPE Industry (Thailand) Co., Ltd.

- LINE AMPLIFIER model LA-250 NPE

- LINE AMPLIFIER model LA-500 NPE

- STEREO GRAPHIC EQUALIZER model GQ-231 L NPE

- DISTRIBUTION AMPLIFIER model DA-408 NPE

- CHIME MICROPHONE model CM-1000P NPE

- POWER DISTRIBUTION RACK model MPR-208 VA NPE

- QUICK RACK 19" WITH DOOR PANEL model DRS-6022FSRDW NPE

Products imported by Natthapong Sales and Service Co., Ltd.

- Speaker cabinet 4 10W 2 way LINE model BS4002

- Square WIDE RANGE speaker model CS-30A

- MIXER 4 MONO 2 ST model ZMX-122FX