KOSS vs SOTK Comparison

Koss Corp is engaged in the design, manufacture, and sale of stereo headphones and related accessory products. It operates in the audio/video industry segment of the home entertainment industry. The company markets a line of headphones, wireless Bluetooth headphones, wireless Bluetooth speakers, computer headsets, telecommunications headsets, and active noise-cancelling headphones. The majority of the firm's revenue is derived from sales of stereo headphones.

Sono-Tek Corp designs and manufactures ultrasonic coating systems that apply precise, thin film coatings to a multitude of products for the microelectronics/electronics, alternative energy, medical, and industrial markets, including specialized glass applications in construction and automotive. It sells products to emerging research and development and other markets. Its ultrasonic nozzle systems use high-frequency, ultrasonic vibrations that atomize liquids into minute drops that can be applied to surfaces at low velocity providing thin layers of protective materials over a surface such as glass or metals.