Pro Labs is a leading manufacturer of network accessories. Stringent testing at the design stage ensures the highest compatibility, reliability & quality. Use of the best components available together with continual testing throughout the manufacturing process, further contributes to the overall high quality & reliability of Pro Labs products. This product is designed for Cisco 7000 family, Cisco 4000 series, Cisco 3600 series, Cisco 2500 series, Cisco 1600 series, Cisco access servers, & Access Pro PC cards.