PVR : Personal video recorder...
Pagaria is not a good brand, as compared to solid... pagaria hd box is minimal in availability... solid also difficult to find.. but i have given u the contact number in the screenshot.. call to ur nearest state number...
Solid supports 8PSK, (both HD S2 2100 and HS S2 3000 models)
OTA (over the air) is direct software upgrade from satellite..