English
Noun
pack-in (plural pack-ins)
-  A product that comes bundled with another product.
-  2002, Andy Slaven, Video Game Bible, 1985-2002 (page 357)
-  Each system had a remote similar to that of a TV remote[sic], and gamepad remote controllers were also available as both pack-ins (depending on the DVD player model) and from third parties.