16-02-2011 V1.19 SR-X9900 USB SR-X9950 USB+HDMI 16-02-2011 V1.19 SR-X9950 USB HDMI SR-X4450 USB 16-02-2011 V2.01 SR-X4450 USB + CA + HDMI http://starcomsw.com/gx_usb_hdmi.htm