1The Ematic AT103B is a digital converter box that offers a variety of features including recording, playback, and parental control. It supports Dolby Digital electronics and has a 720p video upconversion capability, providing a clear picture output in 1080p Full HD. With multiple audio and video inputs, this TV converter box allows for connectivity through RCA audio, Coaxial Digital, and Component Audio. Additionally, it includes USB and HDMI connections for multimedia playback, making it a versatile and convenient device for enhancing your TV viewing experience.