PS3000: Combined 12-inch color monitor and 360k 3½-inch floppy drive (SF354). Speaker. Manufactured by JVC in limited quantity (≈1000), only a few working models remain.
SM124: Monochrome monitor, 12-inch screen, 640 × 400 pixels, 70 Hz refresh
SM125: Monochrome monitor, 12-inch screen, up/down/sideways swivel stand, speaker, 640×400 pixels, 70 Hz refresh
SM147: Monochrome monitor, 14-inch screen, no speaker, replacement for SM124
SC1224: Color monitor, 12-inch screen, 640 × 200 pixels plus speaker\
SC1425: Color monitor, 14-inch screen, One speaker on the left of screen, a jack to plug ear-listeners
SC1435: Color monitor, 14-inch screen, stereo speakers, replacement for SC1224 (rebadged Magnavox 1CM135)
SM195: Monochrome monitor, 19-inch screen for TT030. 1280 × 960 pixels. 70 Hz refresh
Atari SF314 - DSDD, 3.5“ floppy disk drive, 360KB, needs a power brick, you can daisy chain 2 but not 3
Atari SF354 - SSDD, 3.5” floppy disk drive, 720KB, needs a power brick, you can daisy chain 2 but not 3
SH204: External hard drive, 20
MB MFM drive, “shoe box” case made of metal
SH205: External hard drive, Mega ST matching case, 20
MB MFM 3.5-inch (Tandon TM262) or 5.25-inch (Segate ST225) drive with ST506 interface (became later the Megafile 20)
Megafile 20, 30, 60: External hard drive, Mega ST matching case, ACSI bus; Megafile 30 and 60 had a 5.25-inch RLL (often a Seagate ST238R 30 MByte or Seagate ST277R 60 MByte drive) with ST506 interface
Megafile 44: Removable cartridge drive, ACSI bus, Mega ST matching case