CH340G USB to Serial TTL module, 3.3 and 5V

New original CH340G chips, the chips are STC official recommendation USB to TTL chips will not appear due to a different drive / different computer as a result of incompatibilities! ! !
golden appearance, quality and upscale yellow pin, beautiful;
not only have the power light PWR, TXD and RXD LEDs
but also RTS, CTS allowing for hadware flow control. (pins need to be soldered though).

3V3 or 5V operation by a jumper cap selection;

support WINDOWS 98 / ME / 2000 / XP / Server 2003 / VISTA /Server 2008 / Win7 / Win8 32 Bit / 64

Comes with few jumper wires.