10PCS 6Pin USB 2.0 to TTL UART Serial Converter STC CP2102 Module Replace FT232

CP2102 with other USB-UART adapter circuit works similar to the PC through the driver's USB port into a virtual COM port in order to achieve the purpose of expansion. 10 x 6Pin CP2102 Module. using a new chip factory in 2013 CP2102.

eBay