http://www.wenshing.com.tw ; http://www.rf.net.tw

WS-AIAL Instruction Manual P.4

Product Description

Brief Introduction

Dialogue device is wireless two-way voice transmission products and it takes

925~928MHz. Mainly provide wireless two-way voice transmission and includes

a complete RF and audio circuits, particularly suitable for short-range two-way

conversation, health and walkie-talkie service, call systems, the use of a wide

range.

Built-in 3.5 mm standard audio hole, as long as the headset insertion and

machine will automatically detect and switch to the voice calling feature. It has

three modes as followings:

call. Groups of the remaining aircraft will remain unchanged devices to listen

to the state, until one side to withdraw from the call, before entering the mode

of two-way conversation.

reminded users of the call, in the case of one-on-one call each other.

Functional Block Diagram

Figure 1

Dialogue of functional block diagram

Dialogue had a complete collection of RF transceiver circuit and interface, as

Figure 1, the function block diagram and has major component of: DSP

processor, RF circuit, charging circuits, lithium batteries and audio amplifier,

built-in antenna. It can charge by USB line.

On fingure1, red box for internal device is the various components of the

motherboard. It is the interface which is sending transmission by wireless of

device, and there are instructions light for all situations.