This multifunctional amplifier allows you to enjoy full-fledged in-home karaoke. In addition to RCA input, it is equipped with a wide variety of input terminals such as OPTICAL, HDMI, and USB, allowing connection to a wide range of devices. We specialize in Musical Instrument & Gear items. Visit our store for all your music equipment needs!! Depending on your country of residence and etc. International Buyers – Please Note. Thank you so much for your understanding.