This PL-2303HX based a low cost and high performance USB-to-Serial Bridge Controller.

Applications:
    Programming of Arduino Pro Mini
    Programming of Microcontrollers that can be programmed using serial boot loaders at 3.3V or 5.0V logic levels
    Burn write STC MCU,NXP MCU,renesas MCU,NEC MCU
    Data exchange between microcontroller and Desktop or Laptop Computers
    Connection with GPS Devices
    Connection with various external Phones, or modems, GSM Modules
    All other applications requiring USB/Serial/TTL interface.
    Router,HDD,ADSL,broad band modem firmware upgrade
    Cellphone,XBOX360,GPS serial communication,vehicle inspection and test, dvd flash and so on
    Simple UART communication,commonly used UART debugging tools in supper terminal
    USB signal transferred to TTL signal,may be used by electronic enthusiasts
    Two data transmission indicator can monitor data transfer status in real time
    3.3V and 5V power supply interface,easy for the DDWRT of different voltage system that need power.
    The entire board is coated by high quality transparent heat-hrinkable sleeve,making the PCB in insulation state from outside, so that the board won’t burnt down by material short-circuit.

Technical Specifications:
    Chip Used: PL-2303HX
    Supported OS: Windows Vista, Windows XP, Windows 7 (win8 and win10 with modified Driver)
    Voltage Level on RXD, TXD pins: 3.3V

For More Details on PC Click here

For More Details on Portables Click here.