Description:

1.Both sides of the power supply connected together;just pick one side to connect Two respectively independent channels can be used Arrows show the signal flow.

2.The inward means input,outward means output Area near the RS232 is RS232 level,area near the TTL is TTL level PLS NOTE:That due to lighting effects,monitor’s brightness / contrast settings etc,there could be some slight differences in the colour tone of the pictures and the actual item!