This is a USB 2.0 to TTL UART 6PIN CP2104 Module Serial Converter
Designed to be used for USB to TTL electronic projects
TTL interface output, Connect MCU easily to your computer
Built-in USB to RS232 Transfer chip
USB specification 2.0 compliant with full-speed 12Mbps
Standard USB type A male and TTL 6pin connector. 6pins for 3.3V, RST, TXD, RXD, GND & +5V Event character support Line break transmission
USB suspend states supported via SUSPEND pins
Temperature Range: -40? to +85?
Supports Windows 98SE, 2000, XP, Vista, Window7, OS 9, OS X & Linux 2.40
Dimension: 52 mm x 17 mm (LxW)
use the same driver as CP2102 module

Package Included:
2 * USB To TTL CP2104 Module With cable