tty Test Method and system for a mobile terminal

The present invention relates to a method and system for testing TTY mobile terminal, which system includes at least two mobile terminals, the mobile terminal corresponding to the TTY device, USB device and the PC adapter; mobile terminal corresponding thereto TTY device connector, USB transfer TTY device connected to a connection between the device and PC; mobile terminal to the mobile terminal to establish a voice communication test TTY mutual, corresponding to the PC through the USB terminal adapter apparatus TTY device and a mobile network via an air interface, bit error rates obtained result. By the present invention at least two mobile terminal devices via respective TTY device and the access to the same PC through USB adapter device while the mobile terminal is tested TTY, reduce the complexity of the test environment to build and enhance the efficiency of the test TTY and accuracy of saving mobile terminal TTY research and development functions commissioning and testing and certification costs and help shorten the development cycle of mobile terminal products TTY functionality.