The document provides specifications for an SFP-10G-ZCW1611 optical transceiver module. It operates at 10Gbps over single-mode fiber with a transmission distance of up to 70km. The module has an LC connector, transmits at a center wavelength of 1611nm, and has an Rx sensitivity of -23.0dBm. It is a CWDM SFP+ module that works from 0-70°C and complies with the 10G-CWDM standard. For more information or purchase inquiries, contact Hi-Network via their website or offices in Hong Kong and Hangzhou.