Western Digital’s Purple SC QD101 microSD card is designed specifically for the mainstream security camera market. Using advanced 96-layer 3D NAND technology, the card delivers a cost-effective combination of ultra-endurance, high performance, and a wide storage range of up to 1TB. Support for card health and monitor functionality allows for pre-emptive storage management. With the fast-growing market of security cameras' adoption of 4K video, this card offers the right combination of longevity and capacity to handle the 24/7 continuous recording workload. 
Western Digital WD Purple™ MicroSD Card 
Western Digital’s Purple SC QD101 microSD card is designed specifically for the mainstream security camera market. Using advanced 96-layer 3D NAND technology, the card delivers a cost-effective combination of ultra-endurance, high performance, and a wide storage range of up to 1TB. Support for card health and monitor functionality allows for pre-emptive storage management. With the fast-growing market of security cameras' adoption of 4K video, this card offers the right combination of longevity and capacity to handle the 24/7 continuous recording workload. 
It's WD Purple
Designed for Surveillance. Being a member of a market-leading brand provides the assurance that this card is designed with the right robustness, performance, and features for always-on security video cameras and edge devices.
Put More Confidence In Your Cameras
Ultra Endurance. WD Purple SC microSD cards are designed for continuous 24/7 recording. Should cameras lose connection with the NVR, provide additional confidence in your security video solution.
Smart Storage Maintenance
Card Health Monitoring. In compatible cameras, card health monitoring capability allows you to get notifications when it's time to service your WD Purple microSD card. 
Robust Storage, Indoors or Outdoors
Supports -25°C to 85°C temperature range; humidity resistant. Have peace of mind that this card is designed for continuous operation in extreme weather conditions and in a variety of climates.
Continuous Capture, Hours or Days
With capacities up to 1TB, WD Purple microSD cards are built with advanced 96-layer 3D NAND technology. This ensures high performance, reliability, and endurance. Western Digital offers a wide range of capacities for different cameras, resolutions, and recording implementations; use for both motion-triggered and continuous recording.
Ideal for Mainstream Video Surveillance Cameras
Supporting on-camera storage (microSD slot) for stand-alone recording or failover local storage in the event of network outage.