Features: Wavelength: 1310, 1550nm Pulse Widths: 10, 20, 50, 100, 500ns, 1 Micros Dynamic Range: 40.5/38.5-dB Optical Fibre: Single Mode Connector: FC-PC The Anritsu MW9076B is a high performance OTDR module ideal for users requiring long-distance optical fiber installation and maintenance. Wavelength:1.31/1.55, Dynamic Range: 45/43 dB (typical), Dead Zone: 1.6/8 m. Supplied with: MW9076 series operation manual, Serial interface manual, Connector adapter, Lithium ion battery pack. Requires Display Unit (MU250000A OR MU250000A4)