Based on this product's specifications, here are some alternatives and similar models
Loudspeaker cable Cabletech L2/2.5S/CCA 2x2.5 mm² CCA conductor
Summary description:
Cabletech L2/2.5S/CCA is a loudspeaker cable with two conductors, each 2.5 mm² cross-sectional area and CCA (copper-clad aluminum) construction. Designed for audio signal transmission to speakers in home and commercial installations, it provides a cost-effective alternative to pure copper cable, suitable for short to medium cable runs and typical Hi‑Fi or PA setups.