Based on this product's specifications, here are some alternatives and similar models
Telecommunication cable BITNER XZTKMXPW 5x2x0.5 mm TP0005, 5 pairs, 0.5 mm conductor
Summary description:
BITNER XZTKMXPW TP0005 is a telecommunication/telephone cable with five twisted pairs (5x2) and 0.5 mm conductor diameter. Designed for low-voltage signal transmission in telecom and telephone installations, it provides pair-wise twisting for reduced crosstalk and stable line performance. Suitable for indoor wiring, PBX connections and small-scale network or voice circuits.