Digital TV Antenna HDTV Antenna DTMB TV AntennaThe products are shipped according to the color or size of the main image on the product page.Product Features:Improve the strength and quality of the digital / analog signals.An indispensable tool for DVB-T disk U.Offer a clear vision extra from your PC / laptop.Installation of the magnetic base.Reception of TV standards: analog TV signals, digital TV signals CMMB / DVB-T / DMB-T, etc.The assembly with the magnetic base is more easy to place.Suitable for DVB-T digital terrestrial TV receiver.Easy to install, simply connect to the DVB-T stick.Suitable for indoor and outdoor use.Product specifications:Frequency range: range 470-860MhzBandwidth Bandwidth-MHz band: 390Gain Gain: 30dbivoltage standing wave ratio VSWR: 1.5nominal impedance nominal-? impedance: 75Polarization: Vertical Verticalmaximum power-W maximum power: 50Noise factor NoiseFactor: ?1.5dbicurrent and voltage consumption: DC5VCurrent power: ?20mAcoaxial cable concentric cable: RG174Cable length-m cable length: 5 metersConnector Type Connector: IECSupports TV standard: Asia: DVB-THow to use:Step 1: Connect one end (female) of the coaxial cable connector attached to the ANT / IN to the back of the television or DVB-T tuner.Step 2: In the TV setup menu, set the tuner mode to "antenna" or "air." For more detailed instructions, please refer to the manual for your TV.Step 3: In the TV setup menu, set the TV channel as "scanning". This can sometimes be classified as automatic programming, auto scan, channel search or scan chains. For detailed instructions, refer to the TV manual.Step 4: If the reception is sporadic, try moving the antenna to another location and rescan the TV until you find the best location.Step 5: Attach the antenna in the best position you find.Packing list:1 x antenna with amplifier1 IEC adapterRemarks:Due to the manual measurement, please allow minor deviations.Due to differences in lighting and displays, product color may be slightly different from the image.About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact usDuring the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shoppingThanks for your cooperation and we'll make you feel satisfied.