DescriptionTiandy TC-R3220 20-Channel NVRThe Tiandy TC-R3220 is a high-performance 20-channel Network Video Recorder built for medium-to-large CCTV installations. Supporting up to 8 MP resolution recording, dual SATA drives and 4K HDMI output, this NVR provides robust recording, smart playback and reliable long-term storage in a durable aluminium housing. Ideal for projects requiring scalability, high-resolution IP cameras and dependable around-the-clock monitoring.Key Features20-channel IP camera support for larger surveillance systemsUp to 8 MP recording resolution with 4K HDMI outputDual SATA HDD slots for large-capacity storage supportAdvanced S 265 / H.265 / H.264 video compression to maximise storage efficiencyAluminium housing for improved durability and heat dissipationN M redundancy support for system reliabilityANR (Automatic Network Replenishment) for recording during network outagesSmart search and multi-channel playback for efficient reviewRemote management via mobile app or web clientCompatible with ONVIF cameras for system flexibilityApplicationsIndustrial and commercial surveillance systemsRetail centres and office parksResidential estates and apartment complexesMulti-camera warehouse and logistics monitoringCorporate buildings and education campusesTechnical SpecificationsSpecificationDetailsChannels20-channel IP recordingMax ResolutionUp to 8 MPDisplay OutputHDMI (up to 4K) VGAStorage2 × SATA HDD baysCompressionS 265 / H.265 / H.264B/M/HRedundancyN M supportANRSupportedAlarm I/O4 in / 1 outUSB Ports2 × USBNetwork1×RJ-45, 10/100/1000 Mbps self-adaptive Ethernet portControlIR remote control USB mouseHousingAluminium chassisWhy Choose the TC-R3220Designed for reliability and expandability, the TC-R3220 supports high-resolution cameras, long-term storage and system redundancy, making it an excellent choice for professional surveillance deployments where uptime and scalability matter.What’s in the Box1 × Tiandy TC-R3220 NVRUSB mouseIR remotePower adapterMounting screws and accessoriesQuick start guidePoE injector / Switch / Cabling sold separatelyTiandy TC-R3220 20-Channel NVR Data SheetStorage Guide – Quick ReferenceTypical CCTV system recommendations:Up to 4 cameras → 1TB – 2TB4–8 cameras → 2TB – 4TB8–16 cameras → 6TB – 10TB4K cameras or longer retention → Higher capacity recommendedConsider more storage if recording 24/7 or in 4K.Calculate Your Exact Storage NeedsUse the WD capacity calculator to determine the perfect drive size for your system.WD Surveillance Storage Calculator (opens external Link)
