Specifications:
Category Proliant HardDrive
Sub-Category 7.2K
Generation SAS SC
Part Number 652745-B21
Products ID 459229
Type Hard Drive - Hot-Swap
Capacity 500GB
Interface Type Serial Attached SCSI
Spindle Speed 7200RPM
Data Transfer Rate 6G = 6Gb/sec (750 MB/s)

Specifications:
Category Proliant HardDrive
Sub-Category 10K
Generation SAS
Part Number 504015-001
Products ID 457387
Capacity 72GB
Interface Serial Attached SCSI (SAS)
Enclosure Internal
Drive Dimensions 2.5 inches x 1/3H (Low Profile)
Spindle Speed 10000RPM
External Data Transfer 300MB/s
Seek Time 4ms
HotSwap Yes
Manufacturer Hewlett Packard
Pre-Failure Warranty Yes
Hot Swap Tray Included/Attached
Ports Dual
Form Factor Small 2.5 inches (SFF)

MEMORY 4G0 PC4 2133MHZ 288 PIN PC4-17000 INTEGRAL DIMM
MAIN FEATURES
VARIOUS / COLOR CATEGORY: Green
RAM / TECHNOLOGY: DDR4
RAM / FORMAT: 288-pin DIMM
RAM / MEMORY SPEED: 2133MHz
RAM / STORAGE CAPACITY: 4GB
MEMORY MODULE / KIT MODULES: 1

Memory size: 300 GB
Data transfer rate: 12 Gigabits per second
Dell Brand
2.5 inch hard drive form factor

HARD DRIVE 6TB WD PURPLE MONITORING SATA

     Capacity: 6 TB

     Interface: SATA

     Form Factor: 3.5 Inch

     Disk Speed (RPM): 5640rpm

     Compatibility: WD Purple ™ surveillance storage is built to handle up to 64 cameras per drive and is designed for 24/7, always-on, high-definition surveillance security systems with more than eight bays 2.

     Dimensions (L x W x H): 5.79 "x 4" x 1.03 "

Storage capacity: 500 GB

Connectivity technology: SATA

3.5 inch hard drive form factor

Spares & Replacement Parts > Keyboard & Mouse:
Lenovo Keyboard USB (US/ENGLISH) Reference: 73P5220-C1
Lenovo Preferred Pro USB Keyboard - no palm/wrist rest- US English
Reference OEM: FRU41A5289 FRU89P8530 00XH576