Feature:1. High Quality Mmaterials: UHF modulators are made of high quality materials, which are durable and have a long service life.2. Support PAL NTSC: UHF modulator, PAL, NTSC are optional. Save costs for your own local cable TV system.3. Adjustable: The audio and video output levels of the TV LINK modulator are adjustable, and the output channels are optional.4. Beautiful and Convenient: TV LINK modulator has a simple appearance and exquisite craftsmanship, which will bring you a better experience.5. Application: Compatible with set top boxes and other A, V sources, used for RF output of SLX and TV links.Specification:Item Type: TV Link ModulatorMaterial: ABSFrequency Range: 471.25MHz-855.25MHzTV Standard: PAL NTSCChannel Range: UHF 21~69Output Level: 855dBuVAudio System: M=4.5MHz, B G=5.5MHz, I=6.0MHz, D K=6.5MHzA V Connector: RCA Female ThreadRF Output Impedance: 75Video Input Impedance: 75RF Input: F FemaleRF Output (DC Output): F Female Thread (DC Output: 9VDC 100m)Input Voltage: DC 5VPower Consumption: 500mWWorking Temperature: 0+40.Package List:1 x Modulator1 x Power Cord1 x Signal Line2 x Double Sided Stickers1 x Manual