Feature:1. UHF modulator, PAL optional, costeffective for your own local CATV system.2. Compatible with settop box and other A/V sources, more reliable to use.3. Designed with adjustable audio/video output level, and optional output channel.4. Simple appearance design, exquisite workmanship, making you fondle admiringly.5. Adopt high quality material, sturdy and durable, and you can use for a long time.Specification:Item Type: ModulatorCondition: brand newMaterial: PlasticColor: BlackRated Power: 1WRated Frequency: 50HzRemote Frequency: 38KHz/56KHzRemote Distance: 10mDefault Factory Settings: Channel 21 (471.25mhz), PAL/I/38KHzPower Consumption: USB5V @ 400mAOperating Temperature: 0 ~ + 40.Package List:1 x Modulator1 x USB Cable1 x Signal Receiving Cable1 x User Manual