Description Specifications Picture/Video 1.Applicable models: Architecture A CT6, XT5, XT4, 2018 ATS, XTS after 2019; Architecture B 2019- Current CT4/CT5 2.Input: Ethernet 3.Output: Dual optical fiber/Dual coaxial4.A player with optical fiber/coaxial output can be connected externally. Signal priority to external audio sources, automatic switching;5.Output signals to two DSPs, and the front,back, left and right can be independently controlled when two DSPs are added.6.The original steering, radar, and alarm volume can be adjusted by tuning software, and the steering wheel can control the volume;