 The only satellites that are currently compatible with the Tailgater are at DISH's 119 (SD/HD TV), 110 (SD/HD TV), and 129 (SD/HD TV) orbital slots.The Wally is a solo-receiver without a built in digital video recorder (DVR).Hopper is a line of multi-tuner set-top boxes first introduced in 2012; they are digital video recorders that can be networked with accompanying "Joey" set-top boxes for multi-room access to recordings.