Centronics parallel and RS-232C serial

Technology: Dot-matrix
Max Resolution (B/W): N/A
Print Speed max (B/W): N/A
Print Head : Approx. 300 million characters (Rolling ASCII pica draft mode with black ribbon cassettes)
Media Sizes: N/A
Mean Time Between Failures (MTFB): Power on: 10,000 hours or more, Operating: 2,500 hours or more (excluding the
print head)
Interface: Centronics parallel and RS-232C serial