ITEM NAME:Upgrade 1pcs CH340 module to TTL module USB to serial port on nine brush pane-OZ Description: 1. New original CH340G chip 2. Golden appearance, high quality, yellow Brooch 3. Not only have power supply, TXD and RXD light-emitting diodes, but also reserve RTS and CTS positions. 4, 3V3, 5V short-circuit risk selection; 5. Support Windows 98/me/2000/xp/server 2003/vista/ Server 2008/Win7/Win8 32 bit/64 Packaging includes: 1pcs CH340G module.1pcs CH340G module. Server 2008/Win7/Win8 32 bit/64.