Is the Meridian Smart Cable used to connect a Meridian DVD player to Meridian audio DSP proprietary? I would like to purchase a longer cable. 19 male pins at each end. 3 rows, 5-4-5

Trinnov Altitude 16, 271, DSP7200SE front L/R, DSP7200SE HC center, 556 amp for rear surrounds, Magnetar UDP800 universal disc player, REL Acoustics Subwoofer Carbon Special, ROON Nucleus One,
Direct TV satellite box, Xbox One S, Nintendo Switch, Sony XR 77A80J OLED