Dbstar sending card ranges from version 2009 to version 2011 ever since it started to serve for the market of LED display control system. The typical models are Dbstar HVT2007A/Dbstar HVT2009/DBS-HVT11IN (for normal network cable ), DBS-HVT09FT (for optical fiber) and the sender card box such as DBS-HVT11OUT and DBS-HVT13E-8 ports or 4 ports. Its relevant software is called XMPlayer in version XMPlayer_3.1.49 and Xmplayer_2.8.7.4,etc.