The C1541 Disk Drive is an external 5-1/4 inch floppy diskette recorder, offering high-speed and capacity for programs and data. It is an intelligent device, containing its own microprocessor, RAM, ROM and operating systems software for faster speed of throughput and memory efficiency in the computer 170K of data (formatted) - 35 tracks 5-1/4 Inch floppy disk. Single sided, single density, soft sectored (double density can be used, but not needed) Commodore serial interface Second serial port for chaining a second drive or printer MOS 6502 microprocessor - 1 MHz clock 2K RAM, 16K ROM 400 Bytes/sec Program, sequential, relative, random-access and user Up to 144 different files per diskette 120 Volts AC, 60Hz - integral power supply with external 1 Amp fuse