Best Internal Hard Drive

 Seagate Barracuda 2 TB Internal Hard Drive HDD – 8.89 cm (3.5 Inch) SATA 6 Gb/s 5400 RPM 256 MB Cache for Computer Desktop PC (ST2000DM005)

Seagate BarraCuda 1 TB Internal Hard Drive HDD 3.5 Inches (8.8 cm) SATA 6 Gb/s 7200 RPM 64 MB Cache for Computer Desktop PC (ST1000DM010)

Best Wifi Routers

 TP-link N300 WiFi Wireless Router TL-WR845N | 300Mbps Wi-Fi Speed | Three 5dBi high gain Antennas | IPv6 Compatible | AP/RE/WISP Mode | Parental Control | Guest Network

Best Network Video Recorder ( NVR )

 TP-Link VIGI NVR1008H VIGI 8 Channel Network Video Recorder | H.265+ | 80 Mbps Video Access Bandwidth | Two-Way Audio | Remote Monitoring | ONVIF, Black, (VIGINVR1008H)

Best Memory Cards

 SanDisk Ultra microSD UHS-I Card 32GB

SanDisk Ultra® microSDXC™ UHS-I Card, 64GB

SanDisk Ultra® microSDXC™ UHS-I Card, 128GB

Best CCTV Cameras

 TP-Link Tapo 2MP 1080p Full HD

TP-Link Tapo 360° 2MP 1080p Full HD Pan/Tilt Home Security Wi-Fi Smart Camera

TP-Link Tapo 360° 3MP 2304 Full HD 1296P Video Pan/Tilt Smart Wi-Fi Security Camera

TP-Link Tapo C225 4MP 2K QHD 1440p Pan/Tilt WiFi Security Smart Camera, Indoor CCTV, Smart AI, Starlight Sensor,Night Vision Compatible with Alexa&Google Home

TP-Link Tapo 3MP 1296p High Definition Outdoor CCTV Security Wi-Fi Smart Camera | Alexa Enabled | Weatherproof | Night Vision | 2-Way Audio | SD Storage (Tapo C310)

TP-Link Tapo 4MP 2K QHD (2560x1440) Outdoor CCTV Security Wi-Fi Smart Camera -Alexa Enabled -Weatherproof -Full Color Starlight Night Vision -2-Way Audio -up to 256 GB SD Storage -Tapo C320Ws- White