["brand new and high quality.\nFeatures:\nThis is a super portable passive HF/VHF loop antenna designed for super low NF/MDS receivers like the Airspy HF+ Discovery. \nIt also works to some extent with the RTL-SDR V3 in direct sampling mode if you enable RTL AGC. \nBut for radios without super low MDS specs, the signals can be boosted on by using any external low cost HF amplifier, or even our wideband LNA.\nThis antenna is designed for portable use and is not weatherproof. Permanent mounting can be achieved with weatherproofing tape.\n Passive design, no tuning required.\nLow loss broadband BALUN, typical loss is 0.28 dB.\nMagnetic Antenna Kit only, other accessories demo in the picture is not included.\n\nSpecifications:\nHF Response: 10kHz to 30 MHz\nVHF Response: up to 300 MHz\nMaximum Power: 250 mW\nMaterial: Metal and Plastic\nDimension: approx.60x36x20cm/2.36x1.42x0.79in\nColor: As pictures shown\nQuantity: 1 Set\n\nNote:\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage Includes:\n1 x T-shaped BALUN\n1 x Phase Inverter\n2 x 1m RG402 Coax Loop Cable\n1 x 6m RG174 Coax Feedline"]