ATTERO TECH A4FLEX 4-CH I/O INTERFACE W/ AMPLIFIER
https://shop.cinemanext.com/shop/p019739-attero-tech-a4flex-4-ch-i-o-interface-w-amplifier-25389
https://shop.cinemanext.com/web/image/product.template/25389/image_1920?unique=03ea5e1
CNX-PID P019739 MPN A4FLEX