User's Manual

A4Schools SIA

I Introduction

PentaClass G2 and Runa M is a high-fidelity, anti-interference and professional digital wireless

microphone speaker system, developed and made by A4Schools SIA. using SOYO-WM58G01

digital wireless audio transceiver modules. Based on a large number of customer feedback and

suggestions and the strategic research of the market and R&D team, We launch the new

2nd-generation digital high-fidelity wireless microphone speaker system, having all the

outstanding performances of the previous generation products. High integration, strong

anti-interference, generous input connectors, and the sound quality is good, as its sound quality

reaches to the lever of HDCD，having a good reputation of the highest sampling rate at present and

the best sound quality in the industry. At the same time, the following features have been added:

i. The speaker itself has energy-saving features, reflecting the company's green environmental

awareness.

ii. After booting, it automatically enters the pairing state, and the pairing time is less than 3

seconds. With our customized USB dongle, the microphone has a PowerPoint page remote control

function, so that can work with a projector or computer display for the purpose of the speech and

presentation.

iii. The microphone is powered by a lithium battery, and the charging, data transfer, and updates

are realized through the Micro-USB cable. Practical and user-friendly.

iv. The speaker has an RS232 serial port, which can be connected to the central control device.

Via the control panel and serial port, we can control the speaker, such as power on/off, volume

control, Bluetooth on/off, etc. Having 3.5mm audio input, one-way broadcast emergency signal

input, one way Bluetooth 4.0 input, two 5.8GHz wireless input.

v. The wireless speaker is equipped with 2 wireless microphones. Two people holding a

microphone can talk and the human voices can be increased at the same time without disturbing

each other.

vi. Perfect structural design to achieve 360 degrees omnidirectional sound field dispersion effect.

vii. The system operates at 5.8 GHz, which is an ISM international free band so that it is suitable

for the global market.

viii. The system has 30 optional channels, equipped with 2 wireless microphones with

master/slave mode. the master one can also control the slave one. The purpose of modes is to

make the teacher can mute the slave microphone so that he or she manages the classroom freely.

II Applications

They are widely used in houses of worship, schools, auditoriums, conference and meeting rooms,

stadiums, clubs and a variety of similar situations. Virtually any public gathering where

sound-system coverage is advantageous offers the opportunity for effective use of a wireless

microphone speaker system.