The Krell KAV 300i is an integrated amplifier that combines both an amplifier and a preamplifier in a single chassis, designed to provide high-performance audio in a compact form factor. It features a solid-state design with a Class A/B output stage, allowing for both power and efficiency. The KAV 300i outputs 150 watts per channel into 8 ohms and 300 watts per channel into 4 ohms, making it capable of driving a wide range of speakers effectively. It is equipped with multiple input options, including balanced XLR and unbalanced RCA connectors, catering to both analog and digital sources. The amplifier also includes a home theater bypass, allowing seamless integration into a multi-channel audio system. The build quality is robust, featuring a heavy-duty aluminum chassis designed to minimize resonance and interference. Users appreciate the KAV 300i for its dynamic range and clarity, making it suitable for various music styles.