У вашего броузера проблема в совместимости с HTML5
This is a low frequency (125Khz) RFID Reader With serial Output with range upto 15cms. The RFID Reader is designed specifically for low-frequency (125 kHz) passive tags.Frequency refers to the size of the radio waves used to communicate between the RFID system components.
For more details visit us at: http://researchdesignlab.com/rfid-shield.html