The 16-SR1.250 Memphis Car Audio stereo amplifier is a mono bass sub amplifier designed for car audio systems. This model is capable of delivering powerful and clear sound output specifically catered towards enhancing the bass frequencies in the audio playback. As a product from Memphis Car Audio, known for their high-quality car audio equipment, the 16-SR1.250 amplifier is a reliable option for those looking to upgrade their car audio system with an emphasis on bass performance.