JOYING Volume Knob 7 Inch Single Din Radio Dimension Display

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Main Features:
Operation System: Android 12
Resolution: Full-fit Screen Technology LED HD 1280*800P Capacitive Touchscreen Display
Panel Size: 179mm(Width)*109mm(Height)
CPU Processor: Qualcomm Snapdragon QCM6125 Octa Core Processor
RAM: LPDDR3 4GB
Memory: EMMC 64GB
Car-smartphone Connectivity: Apple Carplay+Android Auto
USB/ Micro SD card slot: Built in 3 USB ports and 1 Micro SD card slot. Support the storage up to 128GB.
Gesture Control: Swipe up/down/left/right with two fingers for volume +/-, prev/next song, accecss navi or home page, ect.
DSP & Radio Chip: SI47925
Built in FR/FL/RR/RL 4-Channel Audio Output: Yes
Audio Output: 4*20W (RMS), 4*50W Max

[@callumjones5451]

Could you look at in future head units improving pre out rca voltage to 4-5 volts? All decent brand head units have this, or if they do already have this do you have any data sheets for them? Thanks