Antop AT-214B Curved-panel TV Antenna With Smart Pass Amplifier Black Specifications: Range: 40 to 50 miles from point of signal origination x0A x0APower Supply: DC 5V x0A x0AReception Pattern: Multi-directional x0A x0APolarization: Horizontal / Vertical x0A x0AColor: Piano Black x0A x0ASize: 7.48 x 4.72 x 1.38 x0A x0ACoaxial Cable: 10' Integrated x0A x0AExclusive Technology: Smartpass Amplifier, Built in 4G LTE Filter x0A x0ASmart Switch On: Long range reception x0A x0ASmart Switch Off: Short range reception