The Akai DA-A 9500 and DA-P 9500 are audio cassette tape decks manufactured by Akai. These tape decks were part of the Akai Professional Series and were designed for professional use. They have a robust construction and feature high-quality components for accurate audio reproduction. The DA-A 9500 is a stereo cassette tape deck with dual-capstan drive and three-head design, allowing for high-fidelity playback and recording. The DA-P 9500, on the other hand, is a portable cassette tape deck with similar features as the DA-A 9500, but in a compact, portable form factor.