Elgato EyeTV - Manual (Page 5)

Hardware Reference Guide
EyeTV Infrared Remote Control
Infrared Remote Control 5
ending time. Because EyeTV has only one tuner, and can only handle one video
source at a time, channels and inputs cannot be changed while recording. Once
a recording has started, the cache is flushed so you cannot skip backwards
beyond the start time of the recording.
SIZE is a Teletext function.
HOLD
HOLD is a Teletext function. Also toggles full-screen mode.
SELECT
SELECT is a Teletext function. Also cycles through EyeTV’s video inputs.