1. CWDM Technology: The Mikrotik S-C61DLC40D is an SFP CWDM module incorporating Coarse Wavelength Division Multiplexing technology, allowing for efficient utilization of optical wavelengths in networking applications.

2. Extended Range Capability: This module is designed for long-distance links, supporting connections up to 40km, making it ideal for scenarios where data needs to be transmitted over significant distances within a CWDM network.

3. Specific Wavelength: Operating at a precise wavelength of 1610nm, the S-C61DLC40D ensures compatibility with CWDM networks, providing a dedicated channel for data transmission, enhancing network organization and efficiency.

4. 1.25G Data Transfer Rate: With a 1.25G data transfer rate, this module delivers reliable and consistent performance, suitable for various networking applications that demand a balance between speed and range.

5. Mikrotik Quality Assurance: Crafted with Mikrotik's commitment to quality, the S-C61DLC40D guarantees a reliable and durable solution, meeting the standards expected from a reputable networking equipment provider in CWDM environments.