Features:

• Support for two consoles: the main terminal at 19200 baud, the second at 9600 baud. The baud rates are fixed in this version.
• Support for two floppy disk drives.
• Task-switching by timer interrupts (50 ticks per second).
• Banked memory support, up to the maximum 8 segments allowed by MP/M. Common area size is 16K, giving a bank size of 48K.
• Customized MPMLDR.COM and boot loader.

More details here.