The OTDR Plus Multitester II offers true multi-testing capability that features field-installable single-mode, multimode and quad OTDR modules, visual fault locator, as well as optional built-in power meter and laser source. The standard unit provides internal solid-state memory for 125 traces and a floppy disk drive. An optional hard drive is also offered to allow mass data storage and speeds testing by eliminating the need to constantly exchange floppy disks in the standard drive. The product line offers a large variety of high-performance multimode and single-mode modules featuring a superior single-mode unit with 46 dB dynamic range. SoftView Emulation Software provides desktop analysis and quality documentation capability.