The Vintage Archer VCR-TV-FM Radio Variable Amplifier 15-1113A is a silver UHF VHF FM amplifier that offers a signal gain of 20dB. It has a single coax audio output and input, making it compatible with cable and antenna connections. This analog amplifier, manufactured in Taiwan, operates on 120v power and features a sleek design that blends seamlessly into any TV and video setup. The Archer brand ensures high-quality performance and reliability for enhancing your TV and audio experience.