Highlights

• ALPS RK0971221Z05 Potentiometer with built in on/off switch. These high-quality, Japanese made potentiometers feature smooth, noise free operation.
• Single or dual TLE2426 Rail Splitter chip for stable power supply. Lucid Labs CMOY amps are stable for headphones from 30-300ohms.
• High quality Panasonic Film Capacitors
• 8 Pin DIP socket, makes swapping op amps easy for users that want to try out other dual op amps.
• High quality custom made PCBs
• Available in 8 different tin varieties
• Made in the USA, every single amp is tested
• switchable bass boost 
• single or dual TLE2426 Rail Splitter power supply
• THD as low as 0.00342% when paired with 300 ohm headphones