The Nokia 3AL82023AAAA 01 4x25G DML 10km Dual Rate 100gbase-LR4 WOTRDN6TAA switch module is designed for high-speed networking, offering a maximum data rate of 100 Gbps. Made by Nokia, a trusted brand in the industry, this unit is compatible with Nokia 1830 switches. With LC connectors, this dual rate switch module is ideal for enterprise networking and server applications, providing reliable transmission over 10km. Made in Malaysia, this unit ensures quality and performance in computer and networking systems.