The 29MKK Dell SFF Internal Speaker Assembly is a direct‑fit replacement component designed for Dell OptiPlex small‑form‑factor systems, specifically the 790, 990 and 980 models. Engineered to match the original equipment specifications, this speaker assembly integrates seamlessly into the chassis, delivering clear audio output for system alerts, multimedia playback and basic sound functions. The unit includes all necessary mounting hardware and connectors for straightforward installation, minimizing downtime during service. As an OEM‑compatible part, it maintains the reliability and performance standards expected from Dell hardware, making it an ideal choice for refurbishments, upgrades or repairs.