The McIntosh MHA200 is a compact vacuum tube headphone amplifier designed to enhance the listening experience for headphone enthusiasts. It features a compact footprint of 6-1/8" (15.6cm) wide by 9-1/8" (23.2cm) deep, making it easy to integrate into various setups. The MHA200 is powered by a pair of 12AT7 and 12BH7A dual triode vacuum tubes, providing low distortion and a rich audio experience. It employs Unity Coupled Circuit output transformers, a technology that has been at the core of McIntosh products since its inception in 1949, ensuring high-quality sound delivery. The amplifier supports a wide range of headphone impedances, with four selectable ranges from 32 to 1,000 Ohms at a power output of 500mW. It includes various connectivity options such as balanced inputs and outputs, and multiple headphone output configurations, catering to different headphone types. Additionally, it features a polished stainless steel chassis that not only serves a functional purpose but also adds aesthetic appeal. The MHA200 is equipped with volume and LOAD controls for optimal listening personalization.