Some pictures of the Police Academy Complete Movies Blu-ray Box Set (ASIN B00F40UBM8), available here:
Police Academy 1-7 The Complete Collection [Blu-ray]   £ 13.40
Police Academy 1-7 The Complete Collection [Blu-ray]   $ 25.42

Specifications:
• Three Blu-ray cases, seven discs
• The 7 movies have a special feature (mini documentary)
• Police Academy 1 has also a commentary track by the director + the producer + the actors
• 1080p Hi-Def 16×9 1.85 (for the 7 movies)
• DTS-HD Master (for the 7 movies)
• Audio mixing is 1.0 (for the 7 movies)

Police Academy 1 (1984)
Director: Hugh Wilson
Starring Steve Guttenberg, Kim Cattrall, Bubba Smith, David Graf, George Gaynes, Michael Winslow
Audio: English 1.0 Dolby/Portu 1.0/Cast Spanish 1.0/German 1.0/Latin Spanish 1.0
Subs:ENG/PORTU/CAST SPAN/DAN/FINN/FRENCH/GERMAN/LATIN SPAN/NORW/SWED
96 min.

Police Academy 2 Their First Assignment (1985)
Director: Jerry Paris
Starring Steve Guttenberg, Bubba Smith, David Graf, Michael Winslow, Bruce Mahler, Marion Ramsey, Colleen Camp, Art Metrano, Howard Hesseman, George Gaynes, Bobcat Goldthwait
Audio: English 1.0 Dolby/Portu 1.0/Cast Spanish 1.0/German 1.0
Subs:ENG/PORTU/CAST SPAN/DAN/FINN/FRENCH/GERMAN/LATIN SPAN/NORW/SWED
87 min.

Police Academy 3 Back in Training (1986)
Director: Jerry Paris
Starring Steve Guttenberg, Bubba Smith, David Graf, Michael Winslow, Marion Ramsey, Leslie Easterbrook, Art Metrano, Tim Kazurinsky, George Gaynes
Audio: English 1.0 Dolby/Portu 1.0/Cast Spanish 1.0/German 1.0/French 1.0/Italian 1.0/Latin Spanish 1.0
Subs:ENG/PORTU/CAST SPAN/DAN/FINN/FRENCH/GERMAN/LATIN SPAN/NORW/SWED/ITALIAN
84 min.

Police Academy 4 Citizens on Patrol (1987)
Director: Jim Drake
Starring Steven Guttenberg, Bubba Smith, David Graf, Michael Winslow, Bobcat Goldthwait, Tim Kazurinsky, Leslie Easterbrook, G. W. Bailey, Lance Kinsey, George Gaynes, Tab Thacker
Audio: English 1.0 Dolby/Portu 1.0/Cast Spanish 1.0/German 1.0/French 1.0/Italian 1.0/Latin Spanish 1.0
Subs:ENG/PORTU/CAST SPAN/DAN/FINN/FRENCH/GERMAN/LATIN SPAN/NORW/SWED/ITALIAN
87 min.

Police Academy 5 Assignment Miami Beach (1988)
Director: Alan Myerson
Starring Bubba Smith, David Graf, Michael Winslow, Leslie Easterbrook, Marion Ramsey, Janet Jones, Lance Kinsey, Matt McCoy, G. W. Bailey, George Gaynes
Audio: English 1.0 Dolby/Portu 1.0/Cast Spanish 1.0/German 1.0/French 1.0/Italian 1.0/Latin Spanish 1.0
Subs:ENG/PORTU/CAST SPAN/DAN/FINN/FRENCH/GERMAN/LATIN SPAN/NORW/SWED/ITALIAN
90 min.

Police Academy 6 City Under Siege (1989)
Director: Peter Bonerz
Starring Bubba Smith, Michael Winslow, David Graf, Marion Ramsey, Leslie Easterbrook, Lance Kinsey, Bruce Mahler, Kenneth Mars, Matt McCoy, G. W. Bailey, George Gaynes
Audio: English 1.0 Dolby/Portu 1.0/Cast Spanish 1.0/German 1.0/French 1.0/Italian 1.0/Latin Spanish 1.0
Subs:ENG/PORTU/CAST SPAN/DAN/FINN/FRENCH/GERMAN/LATIN SPAN/NORW/SWED/ITALIAN
84 min.

Police Academy 7 Mission to Moscow (1994)
Director: Alan Metter
Starring George Gaynes, Michael Winslow, David Graf, Leslie Easterbrook, Claire Forlani ♥, Ron Perlman, Christopher Lee, Charlie Schlatter, G. W. Bailey
Audio: English 1.0 Dolby/Portu 1.0/Cast Spanish 1.0/German 1.0/French 1.0/Italian 1.0/Latin Spanish 1.0
Subs:ENG/PORTU/CAST SPAN/DAN/FINN/FRENCH/GERMAN/LATIN SPAN/NORW/SWED/ITALIAN
83 min.