Drive Model: JU-256
Drive Type: Floppy
Mounting: behind case
Drive Size: 3.5 inches
Drive Capacity: 1.44MB
Drive Height: half
Condition: very good

These JU-256 models are basically the same as the JU-257 but have the power and signal cable connectors on the reverse sides of normal.
This is only important if your equipment has the connectors hard-wired and the drive slips into them.