PVDM4-128= – 128-channel DSP moduleRead more PVDM4-256++= – 256-channel DSP moduleRead more PVDM4-256= – 256-channel DSP moduleRead more PVDM4-32-P – 32-channel DSP module promotional PIDRead more PVDM4-32= – 32-channel DSP moduleRead more PVDM4-32U128 – PVDM4 32-channel to 128-channel factory upgradeRead more PVDM4-32U256 – PVDM4 32-channel to 256-channel factory upgradeRead more PVDM4-64-P – 64-channel DSP module promotional PIDRead more PVDM4-64= – 64-channel DSP moduleRead more