7 inch, analog, wireless, 2,4 GHz analog display Video input: 1,2,3,4 channels can be selected Operating Frequency: 2400-2483,5 MHz Standard configuration: 2370 MHz Transmission distance: about 100 meters (unobstructed) Video decompression method: MPEG 4 Transmission Frequency: 18 dBm Transmission Speed: 12 Mbps Spread spectrum frequency skipping Frequency Jumping Speed: 1200/S Screen Size: 7 inch screen Type x 16:9 widescreen Resolution: 800RGB x480 points System: PAL/NTSC Operating Voltage: 12 V/24 V DC Power Consumption: ≤8,64 W Operating temperature: -10 ℃ to 65 ℃ Sound: Optional Wireless kamera 2,4 GHz System: NTSC: 510 x 492 pixels, PAL: 510 x 582 pixels Resolution: 420 TVL Lens: 2,5 mm Minimum illumination: 0Lux (LED ON) Infrared light: 18 pieces Night vision distance: 15 meters Waterproof: IP67 Angle: 120° Operating Voltage: 12/24 V DC Operating temperature: -20°C-70°C Shell material: aluminum alloy; Auxiliary Material: Iron Sound: Optional The package includes: 7" WIFI Display Waterproof kamera rear 18IR WIFI x ×4 All installation accessories Car charger Power cord Remote control machine User manual CAMERAS: Vertically adjustable camera lens Effective pixel count: 800RGB x480 points 480 TV resolution minimum lighting: 0,2 LUX(0 LUX at LED) video format: PAL/NTSC Temperature resistance range: -40 to 85°C signal-to-noise ratio: 48dB andgt; Video output: 1.0V (p-p) /75 Ohm power supply: 12 / 24 V device is waterproof MONITOR: Power supply: 12V or 24V Power consumption: 4,5W Resolution: 800RGB x480 points VIDEO format: PAL/NTSC matrix type: TFT Screen Size: 7'' 16:9 Universal shockproof and waterproof color kamera reversing for installation anywhere. 18 IR LEDs for night vision. Fits any model of car, truck, etc. The device connects to any monitor with video input. Vertically adjustable camera lens.