Feature:1. Adjustable: Professional UHF modulator can be designed with adjustable sound or video output levels and optional output channels.2. Frequency Range: RF modulator has a wide frequency range of 471.25 MHz to 885.25 MHz and is available in both formats.3. Memory: Modulator can select the transmit frequency and the corresponding frequency display, and mix and interfere in the built in memory.4. PCB Circuit Design: TV link modulator adopts broadcast standard PCB circuit design to further enhance the stability and better picture quality.5. Compatible: Professional UHF modulator is used for RF output of SLX and TV Link, compatible with set top boxes and other A V sources.6. Application: Modulator is suitable for hotels, supermarkets, sports cafes, bars, restaurants and many other places.Specification:Item Type: TV Link ModulatorMaterial: ABSFrequency Range: 471.25MHz-885.25MHzTV Standard: PAL/NTSCChannel Range: UHF 21-69ChOutput Level: 855dBuVSound 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 / 109.4yd )Default Factory Setting: Channel 21(471.25MHz), PAL-B/G /38KHzPower Consumption: 1W.Package List:1 x Modulator1 x USB Power Cable1 x Signal Cable2 x Double Sided Sticker