Click to expand Tap to zoom VICON SECURITY RECORDING SERVER VLR-20TB-A by Vicon Security SKU VLR-20TB-A 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to Quote RECORDING SERVER; for Valerus VMS system. Preloaded with software; 20 TB internal HDD storage; tower case. Vicon certified hardware with i7 processor and 16 GB RAM.