Wiseup&trade; 700TVL Indoor Hidden Camera Smoke Detector Security Camera with 1/3" Sony Effio CCD Sensor (1) It is indoor security camera with 700TVL high resolution. (2) Image sensor is 1/3" sony effio CCD sensor. (3) The convert camera built-in 3.6mm fixed board lens. (4) It has DNR for enhanced low light noise elimination. (5) Effective pixels number : NTSC:976(H)x494(V) / PAL:976 (H)x582(V)