Cisco is the worldwide leader in networking for the Internet. Cisco provides the broadest line of solutions for transporting data, voice and video within buildings, across campuses, or around the world. Cisco solutions ensure that networks both public and private operate with maximum performance, security, and flexibility.PRODUCT FEATURES:L4.2 optical interface;Source type: laser diode;Wavelength: 1480-1580 nm;Modulation: 622,080 kbps;Transmit power: +2dBm max/-3dBm min;Receiver: -28dBm sensitivity (BER < 1 in 1010)/-8dBm overload.