Item Type: Camera Module Material: PCB Horizontal Resolution: 420TVL Chip Model: 3142-2096-405AK Signal Type: Analog Signal Auto Gain: OSD Video Output: 1Vp-p Sound Output: None System Sync: Internal Sync Working Temperature: -20 to 60 / -4 to 140 Backlight Compensation: OSD Minimum illumination: 0.1LX SNR: >52dB1[OSD Auto Gain] OSD auto gain, it achieves the purpose of adjusting various parameters through the function menu displayed on the screen. 2[Basic Parameters] Chip Model: 3142?2096?405AK; Horizontal Resolution: 420TVL; Signal Type: Analog Signal; System Sync: Internal Sync. 3[Better Performance] OSD backlight compensation and 0.1LX minimum illumination provide better performance for your camera. 4[PCB Material]The analog signal camera module is made of high quality PCB material, sturdy and durable, long service life. 5[Easy To Install] Easy to use, after the installation is complete, it can be used. Perfectly adapted to for Sony CCD camera.1 x Camera Module