OPenbox series:openbox F300,openbox F500,openbox X800,openbox X810,openbox X820,openbox X730,openbox X750,openbox X770. MSN- dreambox157 at hotmail.com Skype- ... IF Ioop through for 2nd receiver .Variable input symbol rate 2~40Msps .Auto satellite program searching .Manual PID ... supported .RS 232 downloading .Data transfer/receiver-to-receiver and/or PC-to-receiver .12/18V LNB switching/ DiSEqC Version ...