Improve the FM frequency inside your home with the Terk FM50 audio antenna. The FM50 features a horizontally polarized, half-wavelength folded dipole to give you maximum reception. Weather resistant for reliable, long-term performance, it is topped off with gold-plated coaxial connections for smooth operation. Make Overstock.com your first choice for great deals on home electronics. Features include: FM stereo Horizontally polarized, half-wavelength folded dipole Built-in amplifier with switchable gain of +11 dB 88-108MHz FM bandwidth Weather resistant Gold-plated coaxial connections 12V DC, 200 mAh power supply included UL listed