HK 680

The Harman/kardon HK 680 is an integrated amplifier that offers a blend of performance and aesthetic appeal. It supports a variety of audio sources, making it versatile for home audio systems. The amplifier includes a robust power output, delivering 85 watts per channel into 8 ohms. The HK 680 features both analog and digital inputs, catering to various equipment setups. It also includes a built-in tuner, allowing users to access FM stations directly. The design is typically characterized by a sleek front panel with rotary controls for volume, balance, and input selection, as well as a discrete remote control for added convenience. With a signal-to-noise ratio of about 100 dB, it ensures clear audio reproduction free from unwanted noise. Additionally, the amplifier has a frequency response range of 20 Hz to 20 kHz, which is suitable for a wide range of audio content without compromising sound quality.