Factory Supply 300mm Pedestrian Speaker

Factory Supply 300mm Pedestrian Speaker

Pedestrian speaker is used as an alarm device for pedestrians who are

blind crossing the street. It sends out two different voices at green phase and red phase.

The speaker has two types of volume mode, “Auto” and “Constant”.

A．“Auto” Mode

The microphone will monitor the ambient sound and speaker sound will be adjusted automatically to the levels of 65dB, 70dB or 78dB.

B．“Constant”Mode

There are 6 choices of sound level at the mode of “Constant”. They are 0dB, 40dB, 65dB, 70dB, 78dB and 85dB.

Working time is adjustable through RS232 COM port.

Volume Mode Setting

Wiring

Three Digital Three Color Countdown Timer Traffic Light