.NET Framework 4.6.1 .NET Framework 4.5.2 .NET Framework 4.5.1 .NET Framework 4.0 .NET Framework 2.0 Bluetooth_4.0_Driver_64Bit Bluetooth_4.0_Driver_32Bit USB Driver USB Driver for Linux CH341SER(32bit) CH341SER(64bit) UART tester v1.1 TCP_UDPtest tool v1.1