Bullet Networking / Internet Protocol Security Camera (IPC), 1/3″, [email protected], 2.8mm Fixed, IR(98ft.), Built-in mic, DWDR, Surveillance Storage: Micro SD Card, also known as a TF (Trans Flash) Card, is a small flash memory card used in security cameras.(SD). UL Listed professional surveillance products. Remote viewing from your mobile with ENS Security. you can quickly and easily view your security system remotely through your smartphone, tablet, or PC. free download app and no monthly fees.