Feature:1. GOOD ADAPTABILITY: Professional RF modulator, which can effectively adapt to your local CATV system, with stable performance and better signal.2. INPUT AND OUTPUT: The modulator adopts VHF operating frequency controlled by PLL, HD Multimedia Interface input, AV output, RF output.3. DUAL FORMAT: High definition RF modulator, support NTSC and PAL TV format output, the image is clear, to meet your different needs.4. PLUG AND PLAY: No need to install drivers, flexible, plug and play, compact and portable RF modulator, easy to use at any time.5. MULTIPURPOSE: This modulator is not only suitable for your TV, but can also be connected to computers, laptops, game consoles, AV equipment, etc.Specification:Item Type: RF ModulatorMaterial: PlasticTV Standard Format: Compatible with PAL, NTSC at the Same TimeFrequency Range: PAL: 55.25MHz or 62.25MHz NTSC: 61.25MHz or 67.25MHzOutput Level: 805dBuVInput Level: 0.77Vp-P for 80 percent 10 percent ModulationSound System: M = 4.5MHz, B = 5.5MHzVideo Input Impedance: 75 Ohms or 1KOhms (Switch Cable)Sound Input Impedance: 13 3k OhmsInput Port: HD Multimedia InterfaceOutput Port: RCA FemaleRF Input: F FemaleRF Output: F FemaleInput Resolution: 1080P, 1080i, 720P, 576P, 576i, 480pHD Multimedia Interface Version: 1.3HDCP Version: 1.3Power Consumption: 500mA (min) or 5V DCWorking Temperature: 0and40.Package List:1 x RF Modulator1 x Transmission Cable1 x Card Manual