Disclosures of the present invention describe a card reader device, which consists of a card reader unit, a human-machine interface and a physical keyboard. The human-machine interface is configured to show a first virtual keyboard comprising a plurality of first virtual buttons for a visually unimpaired to input a password thereon. Besides, the physical keyboard comprises a plurality of physical buttons formed with an embossed braille thereon. According to particular design of the present invention, a plurality of the second virtual buttons are showed on the human-machine interface, such that the plurality of physical buttons correspond to the plurality of second virtual buttons, respectively. Consequently, a blind user or a visually impaired is facilitated so as to be capable of completing a password input of the card reader unit through the physical keyboard.