Keep compatible Poly headset installations aligned with the right accessory path using this pigtail configuration for SHS 2780-15 and SHS 1890-15 models. In enterprise voice environments, the difference between a generic cable and a purpose-matched accessory is operational consistency. This part is intended for deployments where the headset ecosystem is already defined and the accessory must fit that exact workflow. The no-connector design supports specialized integration scenarios where the endpoint or interface is already established by the system design. That makes it a practical choice for IT teams maintaining standardized headset fleets, service organizations replacing matched components, or procurement teams sourcing the exact accessory required for a controlled rollout. For organizations that value compatibility over improvisation, this accessory helps reduce mismatches, support calls, and deployment delays. It is the kind of component that belongs in a disciplined UC environment: specific, predictable, and selected to preserve the integrity of the headset solution rather than forcing a workaround.