The 4-way video amplifier distributor can process the input VIDEO signal through the amplifier circuit for multi-level amplification, and each output has adjustable gain, up to 2db amplification, which can solve the loss caused by long-distance wiring and reproduce the image display effect to achieve the distribution effect shared by multiple display terminal devices. Signal type: composite video CVBS Product application: 1. Composite video surveillance camera system. 2. AV playback display. 3. Car multi-advertising screen playback. Input port: 1PORT Output port: 4 PORTS Video input: 1Vp-p / 75Ω Video gain: equal 0db, less than equal 2db Power supply: DC12V/1A Rated power: 3W Ambient temperature: -10℃-40℃ Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage:AC100-240V Color:As Shown Material:Metal Package Contents: 1 * Video Amplifier 1 * power adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.