Intsun MD900D 520 TVL 1/3" CMOS Image Sensor Indoor Covert Pinhole Security Camera, 3.7mm F2.0/55 Degrees View Angle Lens, Hidden In Home or Office for Spy Surveillance With Light Weight & Mini Size, Easy to Install Into Covert Narrow Space and Slim Tube, etc. without Causing Unnecessary Damage On Object Surface. Miniature Covert Shape, Light Weight, 3.7mm F2.0/55 Degrees View Angle, Power Supply, Input: AC 100V ~ 240V, 50 ~ 60 Hz, Output: DC 5V, 1000mA. Image Sensor: 1/3" CMOS Image Sensor. Horizontal Resolution: 520 TVL. TV System: NTSC. Effective Pixels: 786(H) x 576(V). No Audio, Video Output: 1.0V p ~ p/75ohm. Adopting Generation IV CMOS Image Sensor and DSP Chip, Offering True Color and HD Video. Internal Synchronization, No Auto Gain Control, No Back Light Compensation, No White Balance control, 0.45 Y Characteristic.