The somewhat advanced Kaypro 4 - complete with advanced features such as a 300 baud Internal Modem!

Not a huge difference between the Kaypro 2's and the Kaypro 4 - but nice to have nonetheless.

None!

Specifications:

ERA:	1984
CPU:	4 MHz Zilog Z80
RAM:	64k
DRIVES:	2 x Internal 5.25" DSDDl
MONITOR:	Internal 9" Monochrome
AUDIO:	Speaker
I/O:	2 x Serial Ports 1 x Parallel Port (Centronics) 1 x Keyboard Port 1 x Internal 300 baud Modem
Keyboard	QWERTY Keyboard