*8 bit printer port 6128 Plus
*8 bit printer port patch ([[8255|PIO]])
'''Drives<br>'''
*5.25" B-drive
*Atari ST 80 Track DS B-drive
*[[Dobbertin |Dobbertin]] D-DOS Double drive. Up to four drives 80 track, DS
*Dobbertin X-drive 80 tracks, DS
*[[Vortex Computersysteme|Vortex F1-D ]]
*Vortex F1-S
*Vortex F1-X
*Future Player MP3 Player
*HD64180 Coprocessor card
*[[SYMBiFACE II|Symbiface II]]
'''Floppy disc formats<br>'''
'''Hard-disc<br>'''
*[[Dobbertin Harddisc|Dobbertin HD20 ]] (72 KB/s data transfer rate)
*IDE hard discs (173 KB/s with [[IDE8255|IDE8255]], 162 KB/s with [[CPC-IDE|CPC-IDE]] or [[SYMBiFACE II|Symbiface]])
'''Light-Pens<br>'''
*[[Dk'tronics Lightpen|Dk'tronics]]
*Happy-Computer
*Lindy
'''Memory expansions<br>'''
*[[Dk'tronics memory expansion|Dk'tronics]] 64 KB, 256 KB and 512 KB *[[Dobbertin Memory Expansion|Dobbertin]] 64 KB - 512 KB *[[Inicron RAM-Box|Inicron ]] 256 KB and 512 KB
*Jareks 4 MB RAM expansion Up to 4 MB
*[[RAM7 2Mb memory expansion|RAM7's RAM expansion ]] 2-8 MB *[[SYMBiFACE II|Symbiface ]] 512 KB
'''Mouses'''
*[[AMX mouse Mouse|AMX_Mouse]] *[[Atari-ST mouse adapter|Atari ST ]] (Schneider Magazin)
*CPC-Mousepack (Reisware)
*CPC-Mousepack 2.0 (Reisware)
*Geos (c64)
*[[SYMBiFACE II:PS/2 mouse |PS/2 mouse]] (Symbiface)
'''Real-Time-Clocks'''
*Dobbertin Smart Watch (ROM select 15)
*[[SYMBiFACE II:Realtime clock|Symbiface]]
'''ROM expansions<br>'''
*Amstrad ROM expansion
*[[Dobbertin ROM Board|Dobbertin EPROM card ]] *[[Inicron ROM-RAM-Box|Inicron ROM-RAM-BOX ]] *[[Flash ROManager|Jareks 2,5 MB / 4 MB Flash ROM ]]
*RAM7's RAMCard
*Super Power ROM
'''Trackballs<br>'''
*[[Atari -ST mouse adapter|Atari ST]] (Schneider Magazin)
*Marconi