This AV-MP326BT Professional Digital POWERED ECHO MIXER AMPLIFIER is the perfect addition to any home audio setup. With a brand name like Sunbuck and a model number of AV-MP326BT, you know you're getting a high-quality product. This power amplifier has a standard impedance range of 4-16 ohms and features digital technology for optimal sound performance. Additionally, it comes equipped with karaoke capabilities for added entertainment value. Made in China, this amplifier is sure to exceed your expectations.