DS40HKVS-VX1 (Original) HDD-4tb

Supports up to 32 cameras high-definition streams, 128 MB Cache buffer helps to smooth video recording and guard against frame drop, Designed for 24x7 operation. Annual workload rating of 180 TB/year

• Supports up to 32 cameras high-definition streams
• 128 MB Cache buffer helps to smooth video recording and guard against frame drop
• Designed for 24x7 operation
• Annual workload rating of 180 TB/year[3] MTTF of 1M hours[4]
• Industry-standard 3.5-inch form-factor[5] and SATA interface
• Advanced Format 512e Sector Technology