Optional Accessories (not included):

• TVN-20XX-HDD-2T- TruVision NVR HDD Expansion Kit, 2TB Storage
• TVN-HDD-6T - TruVision NVR HDD Expansion Kit, 6TB Storage
• TVN-HDDR-4T - TruVision NVR HDD Expansion Kit, 4TB Storage, RAID
• TVN-HDD-4T - TruVision NVR HDD Expansion Kit, 4TB Storage